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RHEL 8 : libreswan (RHSA-2023:3095)

medium Nessus Plugin ID 175846

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Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2023:3095 advisory.

 - libreswan: remote DoS via crafted TS payload with an incorrect selector length (CVE-2023-23009)

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 libreswan package based on the guidance in RHSA-2023:3095.

See Also

http://www.nessus.org/u?f6789aef

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

https://bugzilla.redhat.com/show_bug.cgi?id=2173610

https://bugzilla.redhat.com/show_bug.cgi?id=2187647

https://access.redhat.com/errata/RHSA-2023:3095

Plugin Details

Severity: Medium

ID: 175846

File Name: redhat-RHSA-2023-3095.nasl

Version: 1.3

Type: local

Agent: unix

Published: 5/16/2023

Updated: 4/28/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2023-23009

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

Vector: CVSS:3.0/AV:N/AC:L/PR:L/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:enterprise_linux:8, p-cpe:/a:redhat:enterprise_linux:libreswan

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: 5/16/2023

Vulnerability Publication Date: 2/21/2023

Reference Information

CVE: CVE-2023-23009

CWE: 20

RHSA: 2023:3095