GLSA-201404-02 : libproxy: User-assisted execution of arbitrary code

critical Nessus Plugin ID 73391

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-201404-02 (libproxy: User-assisted execution of arbitrary code)

A boundary error when processing the proxy.pac file could cause a stack-based buffer overflow.
Impact :

A man-in-the-middle attacker could provide a specially crafted proxy.pac file on a remote server, 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.

Solution

All libproxy users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-libs/libproxy-0.4.10'

See Also

https://security.gentoo.org/glsa/201404-02

Plugin Details

Severity: Critical

ID: 73391

File Name: gentoo_GLSA-201404-02.nasl

Version: 1.6

Type: local

Published: 4/8/2014

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:libproxy, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 4/7/2014

Reference Information

CVE: CVE-2012-4504

BID: 55909

GLSA: 201404-02