Ubuntu 8.04 LTS / 10.04 LTS / 11.10 / 12.04 LTS / 12.10 : libxml2 vulnerability (USN-1782-1)

medium Nessus Plugin ID 65730

Synopsis

The remote Ubuntu host is missing a security-related patch.

Description

It was discovered that libxml2 incorrectly handled XML entity expansion. An attacker could use this flaw to cause libxml2 to consume large amounts of resources, resulting in a denial of service.

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected libxml2 package.

See Also

https://usn.ubuntu.com/1782-1/

Plugin Details

Severity: Medium

ID: 65730

File Name: ubuntu_USN-1782-1.nasl

Version: 1.12

Type: local

Agent: unix

Published: 3/29/2013

Updated: 9/19/2019

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:10.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:libxml2, cpe:/o:canonical:ubuntu_linux:12.10, cpe:/o:canonical:ubuntu_linux:12.04:-:lts, cpe:/o:canonical:ubuntu_linux:8.04:-:lts, cpe:/o:canonical:ubuntu_linux:11.10

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/28/2013

Vulnerability Publication Date: 4/25/2013

Reference Information

CVE: CVE-2013-0338

BID: 58180

USN: 1782-1