diff options
Diffstat (limited to 'recipes-security/clamav/files')
| -rw-r--r-- | recipes-security/clamav/files/clamav-freshclam.service | 12 | ||||
| -rw-r--r-- | recipes-security/clamav/files/clamav-milter.conf.sample | 293 | ||||
| -rw-r--r-- | recipes-security/clamav/files/clamav.service | 17 | ||||
| -rw-r--r-- | recipes-security/clamav/files/clamd.conf | 595 | ||||
| -rw-r--r-- | recipes-security/clamav/files/freshclam.conf | 224 | ||||
| -rw-r--r-- | recipes-security/clamav/files/volatiles.03_clamav | 3 |
6 files changed, 1144 insertions, 0 deletions
diff --git a/recipes-security/clamav/files/clamav-freshclam.service b/recipes-security/clamav/files/clamav-freshclam.service new file mode 100644 index 0000000..0c909fb --- /dev/null +++ b/recipes-security/clamav/files/clamav-freshclam.service @@ -0,0 +1,12 @@ +[Unit] +Description=ClamAV virus database updater +Documentation=man:freshclam(1) man:freshclam.conf(5) http://www.clamav.net/lang/en/doc/ +# If user wants it run from cron, don't start the daemon. +ConditionPathExists=!/etc/cron.d/clamav-freshclam + +[Service] +ExecStart=/usr/bin/freshclam -d --foreground=true +StandardOutput=syslog + +[Install] +WantedBy=multi-user.target diff --git a/recipes-security/clamav/files/clamav-milter.conf.sample b/recipes-security/clamav/files/clamav-milter.conf.sample new file mode 100644 index 0000000..ed0d519 --- /dev/null +++ b/recipes-security/clamav/files/clamav-milter.conf.sample @@ -0,0 +1,293 @@ +## +## Example config file for clamav-milter +## + +# Comment or remove the line below. +Example + + +## +## Main options +## + +# Define the interface through which we communicate with sendmail +# This option is mandatory! Possible formats are: +# [[unix|local]:]/path/to/file - to specify a unix domain socket +# inet:port@[hostname|ip-address] - to specify an ipv4 socket +# inet6:port@[hostname|ip-address] - to specify an ipv6 socket +# +# Default: no default +#MilterSocket /tmp/clamav-milter.socket +#MilterSocket inet:7357 + +# Define the group ownership for the (unix) milter socket. +# Default: disabled (the primary group of the user running clamd) +#MilterSocketGroup virusgroup + +# Sets the permissions on the (unix) milter socket to the specified mode. +# Default: disabled (obey umask) +#MilterSocketMode 660 + +# Remove stale socket after unclean shutdown. +# +# Default: yes +#FixStaleSocket yes + +# Run as another user (clamav-milter must be started by root for this option to work) +# +# Default: unset (don't drop privileges) +#User clamav + +# Initialize supplementary group access (clamav-milter must be started by root). +# +# Default: no +#AllowSupplementaryGroups no + +# Waiting for data from clamd will timeout after this time (seconds). +# Value of 0 disables the timeout. +# +# Default: 120 +#ReadTimeout 300 + +# Don't fork into background. +# +# Default: no +#Foreground yes + +# Chroot to the specified directory. +# Chrooting is performed just after reading the config file and before dropping privileges. +# +# Default: unset (don't chroot) +#Chroot /newroot + +# This option allows you to save a process identifier of the listening +# daemon (main thread). +# +# Default: disabled +#PidFile /var/run/clamav/clamav-milter.pid + +# Optional path to the global temporary directory. +# Default: system specific (usually /tmp or /var/tmp). +# +#TemporaryDirectory /var/tmp + +## +## Clamd options +## + +# Define the clamd socket to connect to for scanning. +# This option is mandatory! Syntax: +# ClamdSocket unix:path +# ClamdSocket tcp:host:port +# The first syntax specifies a local unix socket (needs an absolute path) e.g.: +# ClamdSocket unix:/var/run/clamd/clamd.socket +# The second syntax specifies a tcp local or remote tcp socket: the +# host can be a hostname or an ip address; the ":port" field is only required +# for IPv6 addresses, otherwise it defaults to 3310, e.g.: +# ClamdSocket tcp:192.168.0.1 +# +# This option can be repeated several times with different sockets or even +# with the same socket: clamd servers will be selected in a round-robin fashion. +# +# Default: no default +ClamdSocket /var/run/clamav/clamd + + +## +## Exclusions +## + +# Messages originating from these hosts/networks will not be scanned +# This option takes a host(name)/mask pair in CIRD notation and can be +# repeated several times. If "/mask" is omitted, a host is assumed. +# To specify a locally orignated, non-smtp, email use the keyword "local" +# +# Default: unset (scan everything regardless of the origin) +#LocalNet local +#LocalNet 192.168.0.0/24 +#LocalNet 1111:2222:3333::/48 + +# This option specifies a file which contains a list of basic POSIX regular +# expressions. Addresses (sent to or from - see below) matching these regexes +# will not be scanned. Optionally each line can start with the string "From:" +# or "To:" (note: no whitespace after the colon) indicating if it is, +# respectively, the sender or recipient that is to be whitelisted. +# If the field is missing, "To:" is assumed. +# Lines starting with #, : or ! are ignored. +# +# Default unset (no exclusion applied) +#Whitelist /etc/whitelisted_addresses + +# Messages from authenticated SMTP users matching this extended POSIX +# regular expression (egrep-like) will not be scanned. +# As an alternative, a file containing a plain (not regex) list of names (one +# per line) can be specified using the prefix "file:". +# e.g. SkipAuthenticated file:/etc/good_guys +# +# Note: this is the AUTH login name! +# +# Default: unset (no whitelisting based on SMTP auth) +#SkipAuthenticated ^(tom|dick|henry)$ + +# Messages larger than this value won't be scanned. +# Make sure this value is lower or equal than StreamMaxLength in clamd.conf +# +# Default: 25M +#MaxFileSize 10M + + +## +## Actions +## + +# The following group of options controls the delievery process under +# different circumstances. +# The following actions are available: +# - Accept +# The message is accepted for delievery +# - Reject +# Immediately refuse delievery (a 5xx error is returned to the peer) +# - Defer +# Return a temporary failure message (4xx) to the peer +# - Blackhole (not available for OnFail) +# Like Accept but the message is sent to oblivion +# - Quarantine (not available for OnFail) +# Like Accept but message is quarantined instead of being delivered +# +# NOTE: In Sendmail the quarantine queue can be examined via mailq -qQ +# For Postfix this causes the message to be placed on hold +# +# Action to be performed on clean messages (mostly useful for testing) +# Default: Accept +#OnClean Accept + +# Action to be performed on infected messages +# Default: Quarantine +#OnInfected Quarantine + +# Action to be performed on error conditions (this includes failure to +# allocate data structures, no scanners available, network timeouts, +# unknown scanner replies and the like) +# Default: Defer +#OnFail Defer + +# This option allows to set a specific rejection reason for infected messages +# and it's therefore only useful together with "OnInfected Reject" +# The string "%v", if present, will be replaced with the virus name. +# Default: MTA specific +#RejectMsg + +# If this option is set to "Replace" (or "Yes"), an "X-Virus-Scanned" and an +# "X-Virus-Status" headers will be attached to each processed message, possibly +# replacing existing headers. +# If it is set to Add, the X-Virus headers are added possibly on top of the +# existing ones. +# Note that while "Replace" can potentially break DKIM signatures, "Add" may +# confuse procmail and similar filters. +# Default: no +#AddHeader Replace + +# When AddHeader is in use, this option allows to arbitrary set the reported +# hostname. This may be desirable in order to avoid leaking internal names. +# If unset the real machine name is used. +# Default: disabled +#ReportHostname my.mail.server.name + +# Execute a command (possibly searching PATH) when an infected message is found. +# The following parameters are passed to the invoked program in this order: +# virus name, queue id, sender, destination, subject, message id, message date. +# Note #1: this requires MTA macroes to be available (see LogInfected below) +# Note #2: the process is invoked in the context of clamav-milter +# Note #3: clamav-milter will wait for the process to exit. Be quick or fork to +# avoid unnecessary delays in email delievery +# Default: disabled +#VirusAction /usr/local/bin/my_infected_message_handler + +## +## Logging options +## + +# Uncomment this option to enable logging. +# LogFile must be writable for the user running daemon. +# A full path is required. +# +# Default: disabled +#LogFile /var/log/clamav/clamav-milter.log + +# By default the log file is locked for writing - the lock protects against +# running clamav-milter multiple times. +# This option disables log file locking. +# +# Default: no +#LogFileUnlock yes + +# Maximum size of the log file. +# Value of 0 disables the limit. +# You may use 'M' or 'm' for megabytes (1M = 1m = 1048576 bytes) +# and 'K' or 'k' for kilobytes (1K = 1k = 1024 bytes). To specify the size +# in bytes just don't use modifiers. If LogFileMaxSize is enabled, log +# rotation (the LogRotate option) will always be enabled. +# +# Default: 1M +#LogFileMaxSize 2M + +# Log time with each message. +# +# Default: no +#LogTime yes + +# Use system logger (can work together with LogFile). +# +# Default: no +#LogSyslog yes + +# Specify the type of syslog messages - please refer to 'man syslog' +# for facility names. +# +# Default: LOG_LOCAL6 +#LogFacility LOG_MAIL + +# Enable verbose logging. +# +# Default: no +#LogVerbose yes + +# Enable log rotation. Always enabled when LogFileMaxSize is enabled. +# Default: no +#LogRotate yes + +# This option allows to tune what is logged when a message is infected. +# Possible values are Off (the default - nothing is logged), +# Basic (minimal info logged), Full (verbose info logged) +# Note: +# For this to work properly in sendmail, make sure the msg_id, mail_addr, +# rcpt_addr and i macroes are available in eom. In other words add a line like: +# Milter.macros.eom={msg_id}, {mail_addr}, {rcpt_addr}, i +# to your .cf file. Alternatively use the macro: +# define(`confMILTER_MACROS_EOM', `{msg_id}, {mail_addr}, {rcpt_addr}, i') +# Postfix should be working fine with the default settings. +# +# Default: disabled +#LogInfected Basic + +# This option allows to tune what is logged when no threat is found in a scanned message. +# See LogInfected for possible values and caveats. +# Useful in debugging but drastically increases the log size. +# Default: disabled +#LogClean Basic + +# This option affects the behaviour of LogInfected, LogClean and VirusAction +# when a message with multiple recipients is scanned: +# If SupportMultipleRecipients is off (the default) +# then one single log entry is generated for the message and, in case the +# message is determined to be malicious, the command indicated by VirusAction +# is executed just once. In both cases only the last recipient is reported. +# If SupportMultipleRecipients is on: +# then one line is logged for each recipient and the command indicated +# by VirusAction is also executed once for each recipient. +# +# Note: although it's probably a good idea to enable this option, the default value +# is currently set to off for legacy reasons. +# Default: no +#SupportMultipleRecipients yes + diff --git a/recipes-security/clamav/files/clamav.service b/recipes-security/clamav/files/clamav.service new file mode 100644 index 0000000..f13191f --- /dev/null +++ b/recipes-security/clamav/files/clamav.service @@ -0,0 +1,17 @@ +[Unit] +Description=Clam AntiVirus userspace daemon +Documentation=man:clamd(8) man:clamd.conf(5) http://www.clamav.net/lang/en/doc/ +Requires=clamav-daemon.socket +# Check for database existence +ConditionPathExistsGlob=/usr/share/clamav/main.{c[vl]d,inc} +ConditionPathExistsGlob=/usr/share/clamav/daily.{c[vl]d,inc} + +[Service] +ExecStart=/usr/sbin/clamd --foreground=true +# Reload the database +ExecReload=/bin/kill -USR2 $MAINPID +StandardOutput=syslog + +[Install] +WantedBy=multi-user.target +Also=clamav-daemon.socket diff --git a/recipes-security/clamav/files/clamd.conf b/recipes-security/clamav/files/clamd.conf new file mode 100644 index 0000000..0457785 --- /dev/null +++ b/recipes-security/clamav/files/clamd.conf @@ -0,0 +1,595 @@ +# Uncomment this option to enable logging. +# LogFile must be writable for the user running daemon. +# A full path is required. +# Default: disabled +LogFile /tmp/clamd.log + +# By default the log file is locked for writing - the lock protects against +# running clamd multiple times (if want to run another clamd, please +# copy the configuration file, change the LogFile variable, and run +# the daemon with --config-file option). +# This option disables log file locking. +# Default: no +LogFileUnlock yes + +# Maximum size of the log file. +# Value of 0 disables the limit. +# You may use 'M' or 'm' for megabytes (1M = 1m = 1048576 bytes) +# and 'K' or 'k' for kilobytes (1K = 1k = 1024 bytes). To specify the size +# in bytes just don't use modifiers. If LogFileMaxSize is enabled, log +# rotation (the LogRotate option) will always be enabled. +# Default: 1M +LogFileMaxSize 2M + +# Log time with each message. +# Default: no +LogTime yes + +# Also log clean files. Useful in debugging but drastically increases the +# log size. +# Default: no +#LogClean yes + +# Use system logger (can work together with LogFile). +# Default: no +#LogSyslog yes + +# Specify the type of syslog messages - please refer to 'man syslog' +# for facility names. +# Default: LOG_LOCAL6 +#LogFacility LOG_MAIL + +# Enable verbose logging. +# Default: no +#LogVerbose yes + +# Enable log rotation. Always enabled when LogFileMaxSize is enabled. +# Default: no +#LogRotate yes + +# Log additional information about the infected file, such as its +# size and hash, together with the virus name. +ExtendedDetectionInfo yes + +# This option allows you to save a process identifier of the listening +# daemon (main thread). +# Default: disabled +PidFile /var/run/clamd.pid + +# Optional path to the global temporary directory. +# Default: system specific (usually /tmp or /var/tmp). +TemporaryDirectory /var/tmp + +# Path to the database directory. +# Default: hardcoded (depends on installation options) +DatabaseDirectory /var/lib/clamav + +# Only load the official signatures published by the ClamAV project. +# Default: no +#OfficialDatabaseOnly no + +# The daemon can work in local mode, network mode or both. +# Due to security reasons we recommend the local mode. + +# Path to a local socket file the daemon will listen on. +# Default: disabled (must be specified by a user) +LocalSocket /tmp/clamd.socket + +# Sets the group ownership on the unix socket. +# Default: disabled (the primary group of the user running clamd) +#LocalSocketGroup virusgroup + +# Sets the permissions on the unix socket to the specified mode. +# Default: disabled (socket is world accessible) +#LocalSocketMode 660 + +# Remove stale socket after unclean shutdown. +# Default: yes +#FixStaleSocket yes + +# TCP port address. +# Default: no +#TCPSocket 3310 + +# TCP address. +# By default we bind to INADDR_ANY, probably not wise. +# Enable the following to provide some degree of protection +# from the outside world. This option can be specified multiple +# times if you want to listen on multiple IPs. IPv6 is now supported. +# Default: no +#TCPAddr 127.0.0.1 + +# Maximum length the queue of pending connections may grow to. +# Default: 200 +#MaxConnectionQueueLength 30 + +# Clamd uses FTP-like protocol to receive data from remote clients. +# If you are using clamav-milter to balance load between remote clamd daemons +# on firewall servers you may need to tune the options below. + +# Close the connection when the data size limit is exceeded. +# The value should match your MTA's limit for a maximum attachment size. +# Default: 25M +#StreamMaxLength 10M + +# Limit port range. +# Default: 1024 +#StreamMinPort 30000 +# Default: 2048 +#StreamMaxPort 32000 + +# Maximum number of threads running at the same time. +# Default: 10 +#MaxThreads 20 + +# Waiting for data from a client socket will timeout after this time (seconds). +# Default: 120 +#ReadTimeout 300 + +# This option specifies the time (in seconds) after which clamd should +# timeout if a client doesn't provide any initial command after connecting. +# Default: 5 +#CommandReadTimeout 5 + +# This option specifies how long to wait (in miliseconds) if the send buffer is full. +# Keep this value low to prevent clamd hanging +# +# Default: 500 +#SendBufTimeout 200 + +# Maximum number of queued items (including those being processed by MaxThreads threads) +# It is recommended to have this value at least twice MaxThreads if possible. +# WARNING: you shouldn't increase this too much to avoid running out of file descriptors, +# the following condition should hold: +# MaxThreads*MaxRecursion + (MaxQueue - MaxThreads) + 6< RLIMIT_NOFILE (usual max is 1024) +# +# Default: 100 +#MaxQueue 200 + +# Waiting for a new job will timeout after this time (seconds). +# Default: 30 +#IdleTimeout 60 + +# Don't scan files and directories matching regex +# This directive can be used multiple times +# Default: scan all +#ExcludePath ^/proc/ +#ExcludePath ^/sys/ + +# Maximum depth directories are scanned at. +# Default: 15 +#MaxDirectoryRecursion 20 + +# Follow directory symlinks. +# Default: no +#FollowDirectorySymlinks yes + +# Follow regular file symlinks. +# Default: no +#FollowFileSymlinks yes + +# Scan files and directories on other filesystems. +# Default: yes +#CrossFilesystems yes + +# Perform a database check. +# Default: 600 (10 min) +#SelfCheck 600 + +# Execute a command when virus is found. In the command string %v will +# be replaced with the virus name. +# Default: no +#VirusEvent /usr/local/bin/send_sms 123456789 "VIRUS ALERT: %v" + +# Run as another user (clamd must be started by root for this option to work) +# Default: don't drop privileges +User clamav + +# Initialize supplementary group access (clamd must be started by root). +# Default: no +#AllowSupplementaryGroups no + +# Stop daemon when libclamav reports out of memory condition. +#ExitOnOOM yes + +# Don't fork into background. +# Default: no +#Foreground yes + +# Enable debug messages in libclamav. +# Default: no +#Debug yes + +# Do not remove temporary files (for debug purposes). +# Default: no +#LeaveTemporaryFiles yes + +# Permit use of the ALLMATCHSCAN command. If set to no, clamd will reject +# any ALLMATCHSCAN command as invalid. +# Default: yes +#AllowAllMatchScan no + +# Detect Possibly Unwanted Applications. +# Default: no +#DetectPUA yes + +# Exclude a specific PUA category. This directive can be used multiple times. +# See https://github.com/vrtadmin/clamav-faq/blob/master/faq/faq-pua.md for +# the complete list of PUA categories. +# Default: Load all categories (if DetectPUA is activated) +#ExcludePUA NetTool +#ExcludePUA PWTool + +# Only include a specific PUA category. This directive can be used multiple +# times. +# Default: Load all categories (if DetectPUA is activated) +#IncludePUA Spy +#IncludePUA Scanner +#IncludePUA RAT + +# In some cases (eg. complex malware, exploits in graphic files, and others), +# ClamAV uses special algorithms to provide accurate detection. This option +# controls the algorithmic detection. +# Default: yes +#AlgorithmicDetection yes + +# This option causes memory or nested map scans to dump the content to disk. +# If you turn on this option, more data is written to disk and is available +# when the LeaveTemporaryFiles option is enabled. +#ForceToDisk yes + +# This option allows you to disable the caching feature of the engine. By +# default, the engine will store an MD5 in a cache of any files that are +# not flagged as virus or that hit limits checks. Disabling the cache will +# have a negative performance impact on large scans. +# Default: no +#DisableCache yes + +## +## Executable files +## + +# PE stands for Portable Executable - it's an executable file format used +# in all 32 and 64-bit versions of Windows operating systems. This option allows +# ClamAV to perform a deeper analysis of executable files and it's also +# required for decompression of popular executable packers such as UPX, FSG, +# and Petite. If you turn off this option, the original files will still be +# scanned, but without additional processing. +# Default: yes +#ScanPE yes + +# Certain PE files contain an authenticode signature. By default, we check +# the signature chain in the PE file against a database of trusted and +# revoked certificates if the file being scanned is marked as a virus. +# If any certificate in the chain validates against any trusted root, but +# does not match any revoked certificate, the file is marked as whitelisted. +# If the file does match a revoked certificate, the file is marked as virus. +# The following setting completely turns off authenticode verification. +# Default: no +#DisableCertCheck yes + +# Executable and Linking Format is a standard format for UN*X executables. +# This option allows you to control the scanning of ELF files. +# If you turn off this option, the original files will still be scanned, but +# without additional processing. +# Default: yes +#ScanELF yes + +# With this option clamav will try to detect broken executables (both PE and +# ELF) and mark them as Broken.Executable. +# Default: no +#DetectBrokenExecutables yes + + +## +## Documents +## + +# This option enables scanning of OLE2 files, such as Microsoft Office +# documents and .msi files. +# If you turn off this option, the original files will still be scanned, but +# without additional processing. +# Default: yes +#ScanOLE2 yes + +# With this option enabled OLE2 files with VBA macros, which were not +# detected by signatures will be marked as "Heuristics.OLE2.ContainsMacros". +# Default: no +#OLE2BlockMacros no + +# This option enables scanning within PDF files. +# If you turn off this option, the original files will still be scanned, but +# without decoding and additional processing. +# Default: yes +#ScanPDF yes + +# This option enables scanning within SWF files. +# If you turn off this option, the original files will still be scanned, but +# without decoding and additional processing. +# Default: yes +#ScanSWF yes + + +## +## Mail files +## + +# Enable internal e-mail scanner. +# If you turn off this option, the original files will still be scanned, but +# without parsing individual messages/attachments. +# Default: yes +#ScanMail yes + +# Scan RFC1341 messages split over many emails. +# You will need to periodically clean up $TemporaryDirectory/clamav-partial directory. +# WARNING: This option may open your system to a DoS attack. +# Never use it on loaded servers. +# Default: no +#ScanPartialMessages yes + +# With this option enabled ClamAV will try to detect phishing attempts by using +# signatures. +# Default: yes +#PhishingSignatures yes + +# Scan URLs found in mails for phishing attempts using heuristics. +# Default: yes +#PhishingScanURLs yes + +# Always block SSL mismatches in URLs, even if the URL isn't in the database. +# This can lead to false positives. +# +# Default: no +#PhishingAlwaysBlockSSLMismatch no + +# Always block cloaked URLs, even if URL isn't in database. +# This can lead to false positives. +# +# Default: no +#PhishingAlwaysBlockCloak no + +# Detect partition intersections in raw disk images using heuristics. +# Default: no +#PartitionIntersection no + +# Allow heuristic match to take precedence. +# When enabled, if a heuristic scan (such as phishingScan) detects +# a possible virus/phish it will stop scan immediately. Recommended, saves CPU +# scan-time. +# When disabled, virus/phish detected by heuristic scans will be reported only at +# the end of a scan. If an archive contains both a heuristically detected +# virus/phish, and a real malware, the real malware will be reported +# +# Keep this disabled if you intend to handle "*.Heuristics.*" viruses +# differently from "real" malware. +# If a non-heuristically-detected virus (signature-based) is found first, +# the scan is interrupted immediately, regardless of this config option. +# +# Default: no +#HeuristicScanPrecedence yes + + +## +## Data Loss Prevention (DLP) +## + +# Enable the DLP module +# Default: No +#StructuredDataDetection yes + +# This option sets the lowest number of Credit Card numbers found in a file +# to generate a detect. +# Default: 3 +#StructuredMinCreditCardCount 5 + +# This option sets the lowest number of Social Security Numbers found +# in a file to generate a detect. +# Default: 3 +#StructuredMinSSNCount 5 + +# With this option enabled the DLP module will search for valid +# SSNs formatted as xxx-yy-zzzz +# Default: yes +#StructuredSSNFormatNormal yes + +# With this option enabled the DLP module will search for valid +# SSNs formatted as xxxyyzzzz +# Default: no +#StructuredSSNFormatStripped yes + + +## +## HTML +## + +# Perform HTML normalisation and decryption of MS Script Encoder code. +# Default: yes +# If you turn off this option, the original files will still be scanned, but +# without additional processing. +#ScanHTML yes + + +## +## Archives +## + +# ClamAV can scan within archives and compressed files. +# If you turn off this option, the original files will still be scanned, but +# without unpacking and additional processing. +# Default: yes +#ScanArchive yes + +# Mark encrypted archives as viruses (Encrypted.Zip, Encrypted.RAR). +# Default: no +#ArchiveBlockEncrypted no + + +## +## Limits +## + +# The options below protect your system against Denial of Service attacks +# using archive bombs. + +# This option sets the maximum amount of data to be scanned for each input file. +# Archives and other containers are recursively extracted and scanned up to this +# value. +# Value of 0 disables the limit +# Note: disabling this limit or setting it too high may result in severe damage +# to the system. +# Default: 100M +#MaxScanSize 150M + +# Files larger than this limit won't be scanned. Affects the input file itself +# as well as files contained inside it (when the input file is an archive, a +# document or some other kind of container). +# Value of 0 disables the limit. +# Note: disabling this limit or setting it too high may result in severe damage +# to the system. +# Default: 25M +#MaxFileSize 30M + +# Nested archives are scanned recursively, e.g. if a Zip archive contains a RAR +# file, all files within it will also be scanned. This options specifies how +# deeply the process should be continued. +# Note: setting this limit too high may result in severe damage to the system. +# Default: 16 +#MaxRecursion 10 + +# Number of files to be scanned within an archive, a document, or any other +# container file. +# Value of 0 disables the limit. +# Note: disabling this limit or setting it too high may result in severe damage +# to the system. +# Default: 10000 +#MaxFiles 15000 + +# Maximum size of a file to check for embedded PE. Files larger than this value +# will skip the additional analysis step. +# Note: disabling this limit or setting it too high may result in severe damage +# to the system. +# Default: 10M +#MaxEmbeddedPE 10M + +# Maximum size of a HTML file to normalize. HTML files larger than this value +# will not be normalized or scanned. +# Note: disabling this limit or setting it too high may result in severe damage +# to the system. +# Default: 10M +#MaxHTMLNormalize 10M + +# Maximum size of a normalized HTML file to scan. HTML files larger than this +# value after normalization will not be scanned. +# Note: disabling this limit or setting it too high may result in severe damage +# to the system. +# Default: 2M +#MaxHTMLNoTags 2M + +# Maximum size of a script file to normalize. Script content larger than this +# value will not be normalized or scanned. +# Note: disabling this limit or setting it too high may result in severe damage +# to the system. +# Default: 5M +#MaxScriptNormalize 5M + +# Maximum size of a ZIP file to reanalyze type recognition. ZIP files larger +# than this value will skip the step to potentially reanalyze as PE. +# Note: disabling this limit or setting it too high may result in severe damage +# to the system. +# Default: 1M +#MaxZipTypeRcg 1M + +# This option sets the maximum number of partitions of a raw disk image to be scanned. +# Raw disk images with more partitions than this value will have up to the value number +# partitions scanned. Negative values are not allowed. +# Note: setting this limit too high may result in severe damage or impact performance. +# Default: 50 +#MaxPartitions 128 + +# This option sets the maximum number of icons within a PE to be scanned. +# PE files with more icons than this value will have up to the value number icons scanned. +# Negative values are not allowed. +# WARNING: setting this limit too high may result in severe damage or impact performance. +# Default: 100 +#MaxIconsPE 200 + +## +## On-access Scan Settings +## + +# Enable on-access scanning. Currently, this is supported via fanotify. +# Clamuko/Dazuko support has been deprecated. +# Default: no +#ScanOnAccess yes + +# Don't scan files larger than OnAccessMaxFileSize +# Value of 0 disables the limit. +# Default: 5M +#OnAccessMaxFileSize 10M + +# Set the include paths (all files inside them will be scanned). You can have +# multiple OnAccessIncludePath directives but each directory must be added +# in a separate line. (On-access scan only) +# Default: disabled +#OnAccessIncludePath /home +#OnAccessIncludePath /students + +# Set the exclude paths. All subdirectories are also excluded. +# (On-access scan only) +# Default: disabled +#OnAccessExcludePath /home/bofh + +# With this option you can whitelist specific UIDs. Processes with these UIDs +# will be able to access all files. +# This option can be used multiple times (one per line). +# Default: disabled +#OnAccessExcludeUID 0 + + +## +## Bytecode +## + +# With this option enabled ClamAV will load bytecode from the database. +# It is highly recommended you keep this option on, otherwise you'll miss detections for many new viruses. +# Default: yes +#Bytecode yes + +# Set bytecode security level. +# Possible values: +# None - no security at all, meant for debugging. DO NOT USE THIS ON PRODUCTION SYSTEMS +# This value is only available if clamav was built with --enable-debug! +# TrustSigned - trust bytecode loaded from signed .c[lv]d files, +# insert runtime safety checks for bytecode loaded from other sources +# Paranoid - don't trust any bytecode, insert runtime checks for all +# Recommended: TrustSigned, because bytecode in .cvd files already has these checks +# Note that by default only signed bytecode is loaded, currently you can only +# load unsigned bytecode in --enable-debug mode. +# +# Default: TrustSigned +#BytecodeSecurity TrustSigned + +# Set bytecode timeout in miliseconds. +# +# Default: 5000 +# BytecodeTimeout 1000 + +## +## Statistics gathering and submitting +## + +# Enable statistical reporting. +# Default: no +#StatsEnabled yes + +# Disable submission of individual PE sections for files flagged as malware. +# Default: no +#StatsPEDisabled yes + +# HostID in the form of an UUID to use when submitting statistical information. +# Default: auto +#StatsHostID auto + +# Time in seconds to wait for the stats server to come back with a response +# Default: 10 +#StatsTimeout 10 diff --git a/recipes-security/clamav/files/freshclam.conf b/recipes-security/clamav/files/freshclam.conf new file mode 100644 index 0000000..100724f --- /dev/null +++ b/recipes-security/clamav/files/freshclam.conf @@ -0,0 +1,224 @@ +# Path to the database directory. +# WARNING: It must match clamd.conf's directive! +# Default: hardcoded (depends on installation options) +DatabaseDirectory /var/lib/clamav + +# Path to the log file (make sure it has proper permissions) +# Default: disabled +UpdateLogFile /var/log/clamav/freshclam.log + +# Maximum size of the log file. +# Value of 0 disables the limit. +# You may use 'M' or 'm' for megabytes (1M = 1m = 1048576 bytes) +# and 'K' or 'k' for kilobytes (1K = 1k = 1024 bytes). +# in bytes just don't use modifiers. If LogFileMaxSize is enabled, +# log rotation (the LogRotate option) will always be enabled. +# Default: 1M +LogFileMaxSize 2M + +# Log time with each message. +# Default: no +LogTime yes + +# Enable verbose logging. +# Default: no +#LogVerbose yes + +# Use system logger (can work together with UpdateLogFile). +# Default: no +#LogSyslog yes + +# Specify the type of syslog messages - please refer to 'man syslog' +# for facility names. +# Default: LOG_LOCAL6 +#LogFacility LOG_MAIL + +# Enable log rotation. Always enabled when LogFileMaxSize is enabled. +# Default: no +#LogRotate yes + +# This option allows you to save the process identifier of the daemon +# Default: disabled +PidFile /var/run/freshclam.pid + +# By default when started freshclam drops privileges and switches to the +# "clamav" user. This directive allows you to change the database owner. +# Default: clamav (may depend on installation options) +DatabaseOwner clamav + +# Initialize supplementary group access (freshclam must be started by root). +# Default: no +#AllowSupplementaryGroups yes + +# Use DNS to verify virus database version. Freshclam uses DNS TXT records +# to verify database and software versions. With this directive you can change +# the database verification domain. +# WARNING: Do not touch it unless you're configuring freshclam to use your +# own database verification domain. +# Default: current.cvd.clamav.net +#DNSDatabaseInfo current.cvd.clamav.net + +# Uncomment the following line and replace XY with your country +# code. See http://www.iana.org/cctld/cctld-whois.htm for the full list. +# You can use db.XY.ipv6.clamav.net for IPv6 connections. +#DatabaseMirror db.XY.clamav.net + +# database.clamav.net is a round-robin record which points to our most +# reliable mirrors. It's used as a fall back in case db.XY.clamav.net is +# not working. DO NOT TOUCH the following line unless you know what you +# are doing. +DatabaseMirror database.clamav.net + +# How many attempts to make before giving up. +# Default: 3 (per mirror) +#MaxAttempts 5 + +# With this option you can control scripted updates. It's highly recommended +# to keep it enabled. +# Default: yes +#ScriptedUpdates yes + +# By default freshclam will keep the local databases (.cld) uncompressed to +# make their handling faster. With this option you can enable the compression; +# the change will take effect with the next database update. +# Default: no +#CompressLocalDatabase no + +# With this option you can provide custom sources (http:// or file://) for +# database files. This option can be used multiple times. +# Default: no custom URLs +#DatabaseCustomURL http://myserver.com/mysigs.ndb +#DatabaseCustomURL file:///mnt/nfs/local.hdb + +# This option allows you to easily point freshclam to private mirrors. +# If PrivateMirror is set, freshclam does not attempt to use DNS +# to determine whether its databases are out-of-date, instead it will +# use the If-Modified-Since request or directly check the headers of the +# remote database files. For each database, freshclam first attempts +# to download the CLD file. If that fails, it tries to download the +# CVD file. This option overrides DatabaseMirror, DNSDatabaseInfo +# and ScriptedUpdates. It can be used multiple times to provide +# fall-back mirrors. +# Default: disabled +#PrivateMirror mirror1.mynetwork.com +#PrivateMirror mirror2.mynetwork.com + +# Number of database checks per day. +# Default: 12 (every two hours) +#Checks 24 + +# Proxy settings +# Default: disabled +#HTTPProxyServer myproxy.com +#HTTPProxyPort 1234 +#HTTPProxyUsername myusername +#HTTPProxyPassword mypass + +# If your servers are behind a firewall/proxy which applies User-Agent +# filtering you can use this option to force the use of a different +# User-Agent header. +# Default: clamav/version_number +#HTTPUserAgent SomeUserAgentIdString + +# Use aaa.bbb.ccc.ddd as client address for downloading databases. Useful for +# multi-homed systems. +# Default: Use OS'es default outgoing IP address. +#LocalIPAddress aaa.bbb.ccc.ddd + +# Send the RELOAD command to clamd. +# Default: no +#NotifyClamd /path/to/clamd.conf + +# Run command after successful database update. +# Default: disabled +#OnUpdateExecute command + +# Run command when database update process fails. +# Default: disabled +#OnErrorExecute command + +# Run command when freshclam reports outdated version. +# In the command string %v will be replaced by the new version number. +# Default: disabled +#OnOutdatedExecute command + +# Don't fork into background. +# Default: no +#Foreground yes + +# Enable debug messages in libclamav. +# Default: no +#Debug yes + +# Timeout in seconds when connecting to database server. +# Default: 30 +#ConnectTimeout 60 + +# Timeout in seconds when reading from database server. +# Default: 30 +#ReceiveTimeout 60 + +# With this option enabled, freshclam will attempt to load new +# databases into memory to make sure they are properly handled +# by libclamav before replacing the old ones. +# Default: yes +#TestDatabases yes + +# When enabled freshclam will submit statistics to the ClamAV Project about +# the latest virus detections in your environment. The ClamAV maintainers +# will then use this data to determine what types of malware are the most +# detected in the field and in what geographic area they are. +# Freshclam will connect to clamd in order to get recent statistics. +# Default: no +#SubmitDetectionStats /path/to/clamd.conf + +# Country of origin of malware/detection statistics (for statistical +# purposes only). The statistics collector at ClamAV.net will look up +# your IP address to determine the geographical origin of the malware +# reported by your installation. If this installation is mainly used to +# scan data which comes from a different location, please enable this +# option and enter a two-letter code (see http://www.iana.org/domains/root/db/) +# of the country of origin. +# Default: disabled +#DetectionStatsCountry country-code + +# This option enables support for our "Personal Statistics" service. +# When this option is enabled, the information on malware detected by +# your clamd installation is made available to you through our website. +# To get your HostID, log on http://www.stats.clamav.net and add a new +# host to your host list. Once you have the HostID, uncomment this option +# and paste the HostID here. As soon as your freshclam starts submitting +# information to our stats collecting service, you will be able to view +# the statistics of this clamd installation by logging into +# http://www.stats.clamav.net with the same credentials you used to +# generate the HostID. For more information refer to: +# http://www.clamav.net/documentation.html#cctts +# This feature requires SubmitDetectionStats to be enabled. +# Default: disabled +#DetectionStatsHostID unique-id + +# This option enables support for Google Safe Browsing. When activated for +# the first time, freshclam will download a new database file (safebrowsing.cvd) +# which will be automatically loaded by clamd and clamscan during the next +# reload, provided that the heuristic phishing detection is turned on. This +# database includes information about websites that may be phishing sites or +# possible sources of malware. When using this option, it's mandatory to run +# freshclam at least every 30 minutes. +# Freshclam uses the ClamAV's mirror infrastructure to distribute the +# database and its updates but all the contents are provided under Google's +# terms of use. See http://www.google.com/transparencyreport/safebrowsing +# and http://www.clamav.net/documentation.html#safebrowsing +# for more information. +# Default: disabled +#SafeBrowsing yes + +# This option enables downloading of bytecode.cvd, which includes additional +# detection mechanisms and improvements to the ClamAV engine. +# Default: enabled +#Bytecode yes + +# Download an additional 3rd party signature database distributed through +# the ClamAV mirrors. +# This option can be used multiple times. +#ExtraDatabase dbname1 +#ExtraDatabase dbname2 diff --git a/recipes-security/clamav/files/volatiles.03_clamav b/recipes-security/clamav/files/volatiles.03_clamav new file mode 100644 index 0000000..ee2153c --- /dev/null +++ b/recipes-security/clamav/files/volatiles.03_clamav @@ -0,0 +1,3 @@ +# <type> <owner> <group> <mode> <path> <linksource> +d clamav clamav 0755 /var/log/clamav none +f clamav clamav 0655 /var/log/clamav/freshclam.log none |