GLSA-200602-08 : libtasn1, GNU TLS: Security flaw in DER decoding

high Nessus Plugin ID 20934

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-200602-08 (libtasn1, GNU TLS: Security flaw in DER decoding)

Evgeny Legerov has reported a flaw in the DER decoding routines provided by libtasn1, which could cause an out of bounds access to occur.
Impact :

A remote attacker could cause an application using libtasn1 to crash and potentially execute arbitrary code by sending specially crafted input.
Workaround :

There is no known workaround at this time.

Solution

All libtasn1 users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/libtasn1-0.2.18' All GNU TLS users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=net-libs/gnutls-1.2.10'

Plugin Details

Severity: High

ID: 20934

File Name: gentoo_GLSA-200602-08.nasl

Version: 1.16

Type: local

Family: Gentoo Local Security Checks

Published: 2/17/2006

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:gnutls, p-cpe:/a:gentoo:linux:libtasn1, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 2/16/2006

Vulnerability Publication Date: 2/9/2006

Reference Information

CVE: CVE-2006-0645

GLSA: 200602-08

Detections

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