Debian DSA-2802-1 : nginx - restriction bypass

high Nessus Plugin ID 71055

Synopsis

The remote Debian host is missing a security-related update.

Description

Ivan Fratric of the Google Security Team discovered a bug in nginx, a web server, which might allow an attacker to bypass security restrictions by using a specially crafted request.

The oldstable distribution (squeeze) is not affected by this problem.

Solution

Upgrade the nginx packages.

For the stable distribution (wheezy), this problem has been fixed in version 1.2.1-2.2+wheezy2.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=730012

https://packages.debian.org/source/wheezy/nginx

https://www.debian.org/security/2013/dsa-2802

Plugin Details

Severity: High

ID: 71055

File Name: debian_DSA-2802.nasl

Version: 1.10

Type: local

Agent: unix

Published: 11/25/2013

Updated: 1/11/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:nginx, cpe:/o:debian:debian_linux:7.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/21/2013

Reference Information

CVE: CVE-2013-4547

BID: 63814

DSA: 2802