PT-2012-6066 · Fail2Ban · Fail2Ban

Yarikoptic · Published 2012-12-31 · Updated 2013-12-05 · CVE-2012-5642

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions Fail2ban versions prior to 0.8.8

Description The issue is related to the handling of the content of the matches tag in the server/action.py file. This might allow remote attackers to trigger unsafe behavior in a custom action file via unspecified symbols in this content.

Recommendations For versions prior to 0.8.8, update to version 0.8.8 or later to resolve the issue. As a temporary workaround, consider restricting access to custom action files to minimize the risk of exploitation.

Fix

Related Identifiers

CVE-2012-5642

Affected Products

Fail2Ban

References · 13

• https://github.com/fail2ban/fail2ban/commit/83109bc · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2012-5642 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2012-5642 · Vendor Advisory
• http://mandriva.com/security/advisories?name=MDVSA-2013:078 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2012-5642 · Vendor Advisory
• http://lists.opensuse.org/opensuse-updates/2013-04/msg00001.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2012-5642 · Security Note
• http://lists.opensuse.org/opensuse-updates/2013-04/msg00002.html · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=887914 · Note
• https://bugs.gentoo.org/show_bug.cgi?id=447572 · Note
• http://openwall.com/lists/oss-security/2012/12/17/2 · Note
• http://sourceforge.net/mailarchive/message.php?msg_id=30193056 · Note
• https://raw.github.com/fail2ban/fail2ban/master/ChangeLog · Note