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ENH: Improve postfix regex and add more samples

pull/303/merge^2 CVE-2013-7176
Steven Hiscocks 2013-07-20 15:31:21 +01:00
parent a012b54117
commit eb2f0c9272
2 changed files with 15 additions and 2 deletions
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13
config/filter.d/postfix.conf
View File

@ -4,8 +4,17 @@
#
#
[INCLUDES]
# Read common prefixes. If any customizations available -- read them from
# common.local
before = common.conf
[Definition]
_daemon = postfix/smtpd
# Option: failregex
# Notes.: regex to match the password failures messages in the logfile. The
# host must be matched by a group named "host". The tag "<HOST>" can
@ -13,8 +22,8 @@
# (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)
# Values: TEXT
#
failregex = reject: RCPT from (.*)\[<HOST>\]: 554
reject: RCPT from (.*)\[<HOST>\]: 450 4\.7\.1 : Helo command rejected: Host not found; from=<> to=<> proto=ESMTP helo= *$
failregex = ^%(__prefix_line)sNOQUEUE: reject: RCPT from \S+\[<HOST>\]: 554 5\.7\.1 .*$
^%(__prefix_line)sNOQUEUE: reject: RCPT from \S+\[<HOST>\]: 450 4\.7\.1 : Helo command rejected: Host not found; from=<> to=<> proto=ESMTP helo= *$
# Option: ignoreregex
# Notes.: regex to ignore. If this regex matches, the line is ignored.

4
testcases/files/logs/postfix
View File

@ -4,3 +4,7 @@
Feb 21 09:21:54 xxx postfix/smtpd[14398]: NOQUEUE: reject: RCPT from example.com[192.0.43.10]: 450 4.7.1 : Helo command rejected: Host not found; from=<> to=<> proto=ESMTP helo=
# failJSON: { "time": "2005-07-12T07:47:48", "match": true , "host": "1.2.3.4" }
Jul 12 07:47:48 saturn postfix/smtpd[8738]: NOQUEUE: reject: RCPT from 1-2-3-4-example.com[1.2.3.4]: 554 5.7.1 <smtp@example.com>: Relay access denied; from=<john@example.com> to=<smtp@example.org> proto=SMTP helo=<198.51.100.17>
# failJSON: { "time": "2005-07-18T23:12:56", "match": true , "host": "192.51.100.65" }
Jul 18 23:12:56 xxx postfix/smtpd[8738]: NOQUEUE: reject: RCPT from foo[192.51.100.65]: 554 5.7.1 <bad.domain>: Helo command rejected: match bad.domain; from=<foo@good.domain> to=<foo@porcupine.org> proto=SMTP helo=<bad.domain>
# failJSON: { "time": "2005-07-18T23:12:56", "match": true , "host": "192.51.100.43" }
Jul 18 23:12:56 xxx postfix/smtpd[8738]: NOQUEUE: reject: RCPT from foo[192.51.100.43]: 554 5.7.1 <foo@bad.domain>: Sender address rejected: match bad.domain; from=<foo@bad.domain> to=<foo@porcupine.org> proto=SMTP helo=<192.51.100.43>