| Name | CVE-2012-5642 | 
| Description | server/action.py in Fail2ban before 0.8.8 does not properly handle the content of the matches tag, which might allow remote attackers to trigger unsafe behavior in a custom action file via unspecified symbols in this content. | 
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) | 
| Debian Bugs | 696184 | 
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status | 
|---|
| fail2ban (PTS) | bullseye | 0.11.2-2 | fixed | 
|  | bookworm | 1.0.2-2 | fixed | 
|  | forky, sid, trixie | 1.1.0-8 | fixed | 
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs | 
|---|
| fail2ban | source | squeeze | (not affected) |  |  |  | 
| fail2ban | source | (unstable) | 0.8.6-3wheezy1 | low |  | 696184 | 
Notes
[squeeze] - fail2ban <not-affected> (Introduced in 0.8.6, see #696187)