FreeBSD : libxml2 -- cpu consumption Dos (843a4641-9816-11e2-9c51-080027019be0)

medium Nessus Plugin ID 65845
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Synopsis

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

Description

Kurt Seifried reports :

libxml2 is affected by the expansion of internal entities (which can be used to consume resources) and external entities (which can cause a denial of service against other services, be used to port scan, etc.)..

Solution

Update the affected package.

See Also

https://seclists.org/oss-sec/2013/q1/391

https://security-tracker.debian.org/tracker/CVE-2013-0338

https://security-tracker.debian.org/tracker/CVE-2013-0339

http://www.nessus.org/u?39d26a18

Plugin Details

Severity: Medium

ID: 65845

File Name: freebsd_pkg_843a4641981611e29c51080027019be0.nasl

Version: 1.11

Type: local

Published: 4/8/2013

Updated: 1/6/2021

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

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

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:libxml2, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 3/29/2013

Vulnerability Publication Date: 2/21/2013

Reference Information

CVE: CVE-2013-0338, CVE-2013-0339