Debian DSA-2086-1 : avahi - several vulnerabilities

high Nessus Plugin ID 48248

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Synopsis

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

Description

Several vulnerabilities have been discovered in the Avahi mDNS/DNS-SD daemon. The Common Vulnerabilities and Exposures project identifies the following problems :

- CVE-2009-0758 Rob Leslie discovered a denial of service vulnerability in the code used to reflect unicast mDNS traffic.

- CVE-2010-2244 Ludwig Nussel discovered a denial of service vulnerability in the processing of malformed DNS packets.

Solution

Upgrade the Avahi packages.

For the stable distribution (lenny), these problems have been fixed in version 0.6.23-3lenny2.

See Also

https://security-tracker.debian.org/tracker/CVE-2009-0758

https://security-tracker.debian.org/tracker/CVE-2010-2244

https://www.debian.org/security/2010/dsa-2086

Plugin Details

Severity: High

ID: 48248

File Name: debian_DSA-2086.nasl

Version: 1.10

Type: local

Agent: unix

Published: 8/5/2010

Updated: 1/4/2021

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.4

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

Vulnerability Information

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

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: 8/4/2010

Reference Information

CVE: CVE-2009-0758, CVE-2010-2244

BID: 33946, 41075

CWE: 399

DSA: 2086