Debian DSA-1763-1 : openssl - programming error

medium Nessus Plugin ID 36090
New! Vulnerability Priority Rating (VPR)

Tenable calculates a dynamic VPR for every vulnerability. VPR combines vulnerability information with threat intelligence and machine learning algorithms to predict which vulnerabilities are most likely to be exploited in attacks. Read more about what VPR is and how it is different from CVSS.

VPR Score: 3.6

Synopsis

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

Description

It was discovered that insufficient length validations in the ASN.1 handling of the OpenSSL crypto library may lead to denial of service when processing a manipulated certificate.

Solution

Upgrade the openssl packages.

For the old stable distribution (etch), this problem has been fixed in version 0.9.8c-4etch5 of the openssl package and in version 0.9.7k-3.1etch3 of the openssl097 package.

For the stable distribution (lenny), this problem has been fixed in version 0.9.8g-15+lenny1.

See Also

https://www.debian.org/security/2009/dsa-1763

Plugin Details

Severity: Medium

ID: 36090

File Name: debian_DSA-1763.nasl

Version: 1.17

Type: local

Agent: unix

Published: 4/7/2009

Updated: 1/4/2021

Dependencies: ssh_get_info.nasl

Risk Information

Risk Factor: Medium

VPR Score: 3.6

CVSS v2.0

Base Score: 5

Temporal Score: 4.3

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:openssl, 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 Ease: No known exploits are available

Patch Publication Date: 4/6/2009

Reference Information

CVE: CVE-2009-0590

BID: 34256

DSA: 1763

CWE: 119