Debian DSA-2374-1 : openswan - implementation error

medium Nessus Plugin ID 57514

Synopsis

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

Description

The information security group at ETH Zurich discovered a denial of service vulnerability in the crypto helper handler of the IKE daemon pluto. More information can be found in the upstream advisory.

Solution

Upgrade the openswan packages.

For the oldstable distribution (lenny), this problem has been fixed in version 1:2.4.12+dfsg-1.3+lenny4.

For the stable distribution (squeeze), this problem has been fixed in version 1:2.6.28+dfsg-5+squeeze1.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=650674

http://www.nessus.org/u?fa6c59c6

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

https://www.debian.org/security/2011/dsa-2374

Plugin Details

Severity: Medium

ID: 57514

File Name: debian_DSA-2374.nasl

Version: 1.10

Type: local

Agent: unix

Published: 1/12/2012

Updated: 1/11/2021

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: 4

Temporal Score: 3

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:openswan, 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: 12/26/2011

Reference Information

CVE: CVE-2011-4073

BID: 50440

DSA: 2374