CVE catalog

CVE-2013-7177

fail2ban: CVE-2013-7177

Severity: Medium
Published: Feb 1, 2014, 3:55:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 3.23% · Oct 25, 2026

config/filter.d/cyrus-imap.conf in the cyrus-imap filter in Fail2ban before 0.8.11 allows remote attackers to trigger the blocking of an arbitrary IP address via a crafted e-mail address that matches an improperly designed regular expression.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	fail2ban	sid	`1.1.1-1`	fixed
Debian	fail2ban	forky	`1.1.1-1`	fixed
Debian	fail2ban	trixie	`1.1.0-8`	fixed
Debian	fail2ban	bookworm	`1.0.2-2`	fixed

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	fail2ban	source	sid	`0.8.11-1`	not yet assigned	Not reported	Not reported
Debian	fail2ban	source	forky	`0.8.11-1`	not yet assigned	Not reported	Not reported
Debian	fail2ban	source	trixie	`0.8.11-1`	not yet assigned	Not reported	Not reported
Debian	fail2ban	source	bookworm	`0.8.11-1`	not yet assigned	Not reported	Not reported

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[fail2ban]Fixed
Details (2)
- 1.0.2-2 · all · bookworm
  Fixed · Fixed: 0.8.11-1
  dsa · fail2ban · debian · bookworm; dsa · fail2ban · debian · 12
- 1.0.2-2 · all · bookworm
  Fixed · Fixed: 0.8.11-1
  dsa · fail2ban · debian · bookworm; dsa · fail2ban · debian · 12

[Debian 13 (Trixie)]

[fail2ban]Fixed
Details (2)
- 1.1.0-8 · all · trixie
  Fixed · Fixed: 0.8.11-1
  dsa · fail2ban · debian · 13
- 1.1.0-8 · all · trixie
  Fixed · Fixed: 0.8.11-1
  dsa · fail2ban · debian · 13

Observed: Oct 23, 2026, 5:09:21 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]