GLSA-202012-13 : OpenSSL: Denial of service

medium Nessus Plugin ID 144592

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-202012-13 (OpenSSL: Denial of service)

A NULL pointer dereference flaw was found in OpenSSL.
Impact :

A remote attacker, able to control the arguments of the GENERAL_NAME_cmp function in an application linked against OpenSSL, could possibly cause a Denial of Service condition.
Workaround :

There is no known workaround at this time.

Solution

All OpenSSL users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/openssl-1.1.1i'

See Also

https://security.gentoo.org/glsa/202012-13

Plugin Details

Severity: Medium

ID: 144592

File Name: gentoo_GLSA-202012-13.nasl

Version: 1.6

Type: local

Published: 12/24/2020

Updated: 12/6/2022

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

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

CVSS Score Source: CVE-2020-1971

CVSS v3

Risk Factor: Medium

Base Score: 5.9

Temporal Score: 5.2

Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:gentoo:linux, p-cpe:/a:gentoo:linux:openssl

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/23/2020

Vulnerability Publication Date: 12/8/2020

Reference Information

CVE: CVE-2020-1971

GLSA: 202012-13

IAVA: 2020-A-0566-S