RHEL 8 : Red Hat Virtualization Host security update [ovirt-4.4.9] Async #1 (Critical) (RHSA-2021:5006)

critical Nessus Plugin ID 155955

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2021:5006 advisory.

- nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS) (CVE-2021-43527)

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 Red Hat Virtualization Host package based on the guidance in RHSA-2021:5006.

See Also

http://www.nessus.org/u?6bf9a4ef

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

https://access.redhat.com/security/vulnerabilities/RHSB-2021-008

https://access.redhat.com/errata/RHSA-2021:5006

https://bugzilla.redhat.com/show_bug.cgi?id=2024370

https://bugzilla.redhat.com/show_bug.cgi?id=2029406

Plugin Details

Severity: Critical

ID: 155955

File Name: redhat-RHSA-2021-5006.nasl

Version: 1.9

Type: local

Agent: unix

Published: 12/9/2021

Updated: 4/28/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2021-43527

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:redhat-virtualization-host, p-cpe:/a:redhat:enterprise_linux:redhat-virtualization-host-image-update

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: 12/8/2021

Vulnerability Publication Date: 12/1/2021

Reference Information

CVE: CVE-2021-43527

CWE: 120

RHSA: 2021:5006