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Debian DSA-2272-1 : bind9 - denial of service

medium Nessus Plugin ID 55516

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Synopsis

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

Description

It was discovered that BIND, a DNS server, does not correctly process certain UPDATE requests, resulting in a server crash and a denial of service. This vulnerability affects BIND installations even if they do not actually use dynamic DNS updates.

Solution

Upgrade the bind9 packages.

For the oldstable distribution (lenny), this problem has been fixed in version 1:9.6.ESV.R4+dfsg-0+lenny3.

For the stable distribution (squeeze), this problem has been fixed in version 1:9.7.3.dfsg-1~squeeze3.

See Also

https://packages.debian.org/source/squeeze/bind9

https://www.debian.org/security/2011/dsa-2272

Plugin Details

Severity: Medium

ID: 55516

File Name: debian_DSA-2272.nasl

Version: 1.11

Type: local

Agent: unix

Published: 7/6/2011

Updated: 1/4/2021

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:bind9, cpe:/o:debian:debian_linux:5.0, cpe:/o:debian:debian_linux:6.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/5/2011

Reference Information

CVE: CVE-2011-2464

DSA: 2272