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RHEL 6 : openssl (RHSA-2021:0056)

medium Nessus Plugin ID 155786

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Synopsis

The remote Red Hat host is missing a security update for openssl.

Description

The remote Redhat Enterprise Linux 6 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:0056 advisory.

 OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library.

 Security Fix(es):

 * openssl: EDIPARTYNAME NULL pointer de-reference (CVE-2020-1971)

 For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL openssl package based on the guidance in RHSA-2021:0056.

See Also

http://www.nessus.org/u?21330aba

https://access.redhat.com/security/updates/classification/#important

https://access.redhat.com/errata/RHSA-2021:0056

https://bugzilla.redhat.com/show_bug.cgi?id=1903409

Plugin Details

Severity: Medium

ID: 155786

File Name: redhat-RHSA-2021-0056.nasl

Version: 1.11

Type: local

Agent: unix

Published: 12/2/2021

Updated: 11/7/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.1

Vendor

Vendor Severity: Important

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: p-cpe:/a:redhat:enterprise_linux:openssl-devel, p-cpe:/a:redhat:enterprise_linux:openssl-static, p-cpe:/a:redhat:enterprise_linux:openssl, cpe:/o:redhat:enterprise_linux:6, cpe:/o:redhat:rhel_els:6, p-cpe:/a:redhat:enterprise_linux:openssl-perl

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/11/2021

Vulnerability Publication Date: 12/8/2020

Reference Information

CVE: CVE-2020-1971

CWE: 476

IAVA: 2020-A-0566-S, 2021-A-0038-S, 2021-A-0193-S, 2021-A-0196, 2021-A-0328, 2021-A-0480

RHSA: 2021:0056