CVE-2013-2178
fail2ban < 0.8.10 - Unauthenticated IP Blocking via Malformed Log Messages
Title source: llmDescription
The apache-auth.conf, apache-nohome.conf, apache-noscript.conf, and apache-overflows.conf files in Fail2ban before 0.8.10 do not properly validate log messages, which allows remote attackers to block arbitrary IP addresses via certain messages in a request.
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
signature
x_refsource_oval
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17338
Mailing List mailing-list
x_refsource_mlist
http://www.openwall.com/lists/oss-security/2013/06/13/7
Third Party Advisory vendor-advisory
x_refsource_debian
http://www.debian.org/security/2013/dsa-2708
Mailing List vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html
Various Sources x_refsource_confirm
https://raw.github.com/fail2ban/fail2ban/master/ChangeLog
Various Sources x_refsource_misc
https://vndh.net/note:fail2ban-089-denial-service
Scores
EPSS
0.0176
EPSS Percentile
75.4%
Details
CWE
CWE-20
Status
published
Products (36)
fail2ban/fail2ban
0.1.0
fail2ban/fail2ban
0.1.1
fail2ban/fail2ban
0.1.2
fail2ban/fail2ban
0.3.0
fail2ban/fail2ban
0.3.1
fail2ban/fail2ban
0.4.0
fail2ban/fail2ban
0.4.1
fail2ban/fail2ban
0.5.0
fail2ban/fail2ban
0.5.1
fail2ban/fail2ban
0.5.2
... and 26 more
Published
Aug 28, 2013
Tracked Since
Feb 18, 2026