CVE-2012-5642
HIGH · CVSS 7.5EPSS 3.1%EU EUVD
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.
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- EPSS score
- 3.1% (88th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2012-5526)
- Published
- December 31, 2012
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2012-5526 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
- fail2ban / fail2ban
References
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00001.html
- http://lists.opensuse.org/opensuse-updates/2013-04/msg00002.html
- http://sourceforge.net/mailarchive/message.php?msg_id=30193056
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:078
- http://www.openwall.com/lists/oss-security/2012/12/17/2
- https://bugs.gentoo.org/show_bug.cgi?id=447572
- https://bugzilla.redhat.com/show_bug.cgi?id=887914
- https://github.com/fail2ban/fail2ban/commit/83109bc(Patch, Vendor Advisory)
- https://raw.github.com/fail2ban/fail2ban/master/ChangeLog
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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