GLSA-200902-02 : OpenSSL: Certificate validation error

This script is Copyright (C) 2009-2015 Tenable Network Security, Inc.

Synopsis :

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

Description :

The remote host is affected by the vulnerability described in GLSA-200902-02
(OpenSSL: Certificate validation error)

The Google Security Team reported that several functions incorrectly
check the result after calling the EVP_VerifyFinal() function, allowing
a malformed signature to be treated as a good signature rather than as
an error. This issue affects the signature checks on DSA and ECDSA keys
used with SSL/TLS.

Impact :

A remote attacker could exploit this vulnerability and spoof arbitrary
names to conduct Man-In-The-Middle attacks and intercept sensitive

Workaround :

There is no known workaround at this time.

See also :

Solution :

All OpenSSL users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose '>=dev-libs/openssl-0.9.8j'

Risk factor :

Medium / CVSS Base Score : 5.8

Family: Gentoo Local Security Checks

Nessus Plugin ID: 35673 (gentoo_GLSA-200902-02.nasl)

Bugtraq ID:

CVE ID: CVE-2008-5077

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