Debian DSA-1804-1 : ipsec-tools - NULL pointer dereference, memory leaks

Medium Nessus Plugin ID 38861

Synopsis

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

Description

Several remote vulnerabilities have been discovered in racoon, the Internet Key Exchange daemon of ipsec-tools. The Common Vulnerabilities and Exposures project identifies the following problems :

- CVE-2009-1574 Neil Kettle discovered a NULL pointer dereference on crafted fragmented packets that contain no payload. This results in the daemon crashing which can be used for denial of service attacks.

- CVE-2009-1632 Various memory leaks in the X.509 certificate authentication handling and the NAT-Traversal keepalive implementation can result in memory exhaustion and thus denial of service.

Solution

Upgrade the ipsec-tools packages.

For the oldstable distribution (etch), this problem has been fixed in version 0.6.6-3.1etch3.

For the stable distribution (lenny), this problem has been fixed in version 0.7.1-1.3+lenny2.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=527634

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=528933

https://security-tracker.debian.org/tracker/CVE-2009-1574

https://security-tracker.debian.org/tracker/CVE-2009-1632

https://www.debian.org/security/2009/dsa-1804

Plugin Details

Severity: Medium

ID: 38861

File Name: debian_DSA-1804.nasl

Version: 1.16

Type: local

Agent: unix

Published: 2009/05/22

Updated: 2019/08/02

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

Temporal Score: 3.9

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

Temporal Vector: CVSS2#E:POC/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:ipsec-tools, cpe:/o:debian:debian_linux:4.0, 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: 2009/05/20

Reference Information

CVE: CVE-2009-1574, CVE-2009-1632

BID: 34765

DSA: 1804

CWE: 399