FreeBSD : gnutls -- X.509 certificate chain validation vulnerability (45298931-b3bf-11dd-80f8-001cc0377035)

medium Nessus Plugin ID 34786

Synopsis

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

Description

SecurityFocus reports :

GnuTLS is prone to a security-bypass vulnerability because the application fails to properly validate chained X.509 certificates.
Successfully exploiting this issue allows attackers to perform man-in-the-middle attacks by impersonating trusted servers.
Unsuspecting users may be under a false sense of security that can aid attackers in launching further attacks.

Solution

Update the affected package.

Plugin Details

Severity: Medium

ID: 34786

File Name: freebsd_pkg_45298931b3bf11dd80f8001cc0377035.nasl

Version: 1.13

Type: local

Family: FreeBSD Local Security Checks

Published: 11/17/2008

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:P/A:N

Vulnerability Information

CPE: cpe:/o:freebsd:freebsd, p-cpe:/a:freebsd:freebsd:gnutls

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Ease: No known exploits are available

Patch Publication Date: 11/16/2008

Vulnerability Publication Date: 11/10/2008

Reference Information

CVE: CVE-2008-4989

BID: 32232

CWE: 255

Detections

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