GLSA-201402-25 : OpenSSL: Denial of Service

medium Nessus Plugin ID 72639

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-201402-25 (OpenSSL: Denial of Service)

A flaw in the ssl3_take_mac function can result in a NULL pointer dereference.
Impact :

A remote attacker could send a specially crafted TLS handshake, resulting in a Denial of Service condition.
Workaround :

There is no known workaround at this time.

Solution

All OpenSSL 1.0.1 users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/openssl-1.0.1f'

See Also

https://security.gentoo.org/glsa/201402-25

Plugin Details

Severity: Medium

ID: 72639

File Name: gentoo_GLSA-201402-25.nasl

Version: 1.7

Type: local

Published: 2/23/2014

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:openssl, 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: 2/21/2014

Reference Information

CVE: CVE-2013-4353

BID: 64691

GLSA: 201402-25