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Debian DSA-635-1 : exim - buffer overflow

high Nessus Plugin ID 16132

Synopsis

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

Description

Philip Hazel announced a buffer overflow in the host_aton function in exim, the default mail-transport-agent in Debian, which can lead to the execution of arbitrary code via an illegal IPv6 address.

Solution

Upgrade the exim and exim4 packages.

For the stable distribution (woody) this problem has been fixed in version 3.35-1woody4.

See Also

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=289046

http://www.debian.org/security/2005/dsa-635

Plugin Details

Severity: High

ID: 16132

File Name: debian_DSA-635.nasl

Version: 1.20

Type: local

Agent: unix

Published: 1/12/2005

Updated: 1/4/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.2

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:3.0, p-cpe:/a:debian:debian_linux:exim

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

Patch Publication Date: 1/12/2005

Vulnerability Publication Date: 1/6/2005

Reference Information

CVE: CVE-2005-0021

DSA: 635