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GLSA-201709-04 : mod_gnutls: Certificate validation error

medium Nessus Plugin ID 103272

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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-201709-04 (mod_gnutls: Certificate validation error)

 It was discovered that the authentication hook in mod_gnutls does not validate client’s certificates even when option “GnuTLSClientVerify” is set to “require”.
 Impact :

 A remote attacker could present a crafted certificate and spoof clients data.
 Workaround :

 There is no known workaround at this time.

Solution

All mod_gnutls users should upgrade to the latest version:
 # emerge --sync # emerge --ask --oneshot --verbose '>=www-apache/mod_gnutls-0.7.3'

See Also

https://security.gentoo.org/glsa/201709-04

Plugin Details

Severity: Medium

ID: 103272

File Name: gentoo_GLSA-201709-04.nasl

Version: 3.4

Type: local

Published: 9/18/2017

Updated: 11/21/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2015-2091

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:mod_gnutls, 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: 9/17/2017

Reference Information

CVE: CVE-2015-2091

GLSA: 201709-04