RHEL 8 : frr (RHSA-2023:5196)

high Nessus Plugin ID 181535

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2023:5196 advisory.

- frr: Incorrect handling of a error in parsing of an invalid section of a BGP update can de-peer a router (CVE-2023-38802)

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 frr package based on the guidance in RHSA-2023:5196.

See Also

http://www.nessus.org/u?4f28e0a8

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

https://bugzilla.redhat.com/show_bug.cgi?id=2230983

https://bugzilla.redhat.com/show_bug.cgi?id=2231831

https://access.redhat.com/errata/RHSA-2023:5196

Plugin Details

Severity: High

ID: 181535

File Name: redhat-RHSA-2023-5196.nasl

Version: 1.4

Type: local

Agent: unix

Published: 9/18/2023

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: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2023-38802

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_tus:8.4, p-cpe:/a:redhat:enterprise_linux:frr

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: 9/18/2023

Vulnerability Publication Date: 8/29/2023

Reference Information

CVE: CVE-2023-38802

CWE: 20

RHSA: 2023:5196