Debian DSA-2701-1 : krb5 - denial of service

medium Nessus Plugin ID 66768

Synopsis

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

Description

It was discovered that the kpasswd service running on UDP port 464 could respond to response packets, creating a packet loop and a denial of service condition.

Solution

Upgrade the krb5 packages.

For the oldstable distribution (squeeze), this problem has been fixed in version 1.8.3+dfsg-4squeeze7.

For the stable distribution (wheezy), this problem has been fixed in version 1.10.1+dfsg-5+deb7u1.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=708267

https://packages.debian.org/source/squeeze/krb5

https://packages.debian.org/source/wheezy/krb5

https://www.debian.org/security/2013/dsa-2701

Plugin Details

Severity: Medium

ID: 66768

File Name: debian_DSA-2701.nasl

Version: 1.8

Type: local

Agent: unix

Published: 6/3/2013

Updated: 1/11/2021

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Temporal Vector: E:U/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:krb5, cpe:/o:debian:debian_linux:6.0, cpe:/o:debian:debian_linux:7.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/29/2013

Reference Information

CVE: CVE-2002-2443

BID: 60008

DSA: 2701