GLSA-201406-03 : Fail2ban: Multiple vulnerabilities

This script is Copyright (C) 2014-2015 Tenable Network Security, Inc.


Synopsis :

The remote Gentoo host is missing one or more security-related
patches.

Description :

The remote host is affected by the vulnerability described in GLSA-201406-03
(Fail2ban: Multiple vulnerabilities)

Multiple vulnerabilities have been discovered in Fail2ban. Please review
the CVE identifiers referenced below for details.

Impact :

A remote attacker could send a crafted URL to a website which, when
parsed by Fail2ban, would deny a specific IP address. Also, errors in
regular expressions within certain filters can cause arbitrary IP
addresses to be banned. Furthermore, a local attacker could perform
symlink attacks to overwrite arbitrary files with the privileges of the
user running the application.

Workaround :

There is no known workaround at this time.

See also :

https://security.gentoo.org/glsa/201406-03

Solution :

All Fail2ban users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-analyzer/fail2ban-0.8.12

Risk factor :

Medium / CVSS Base Score : 5.0
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P)
CVSS Temporal Score : 3.9
(CVSS2#E:POC/RL:OF/RC:ND)
Public Exploit Available : true

Family: Gentoo Local Security Checks

Nessus Plugin ID: 74260 ()

Bugtraq ID: 60467
65184

CVE ID: CVE-2009-5023
CVE-2013-2178
CVE-2013-7176

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