GLSA-201405-03 : WeeChat: 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

Description :

The remote host is affected by the vulnerability described in GLSA-201405-03
(WeeChat: Multiple vulnerabilities)

Two vulnerabilities have been discovered in WeeChat:
The hook_process() function does not properly handle shell expansions
WeeChat does not properly decode colors which could cause a
heap-based buffer overflow (CVE-2012-5854).

Impact :

A remote attacker could entice a user to open a specially crafted script
or send messages with specially crafted colors, possibly resulting in
execution of arbitrary code with the privileges of the process, or a
Denial of Service condition.

Workaround :

There is no known workaround at this time.

See also :

Solution :

All WeeChat users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=net-irc/weechat-'

Risk factor :

High / CVSS Base Score : 7.5
CVSS Temporal Score : 6.5
Public Exploit Available : true

Family: Gentoo Local Security Checks

Nessus Plugin ID: 73859 ()

Bugtraq ID: 56482

CVE ID: CVE-2012-5534

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