Slackware Linux 14.0 / 14.1 / 14.2 / 15.0 / current expat Vulnerability (SSA:2022-298-01)

high Nessus Plugin ID 166503

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Synopsis

The remote Slackware Linux host is missing a security update to expat.

Description

The version of expat installed on the remote host is prior to 2.4.3 / 2.5.0. It is, therefore, affected by a vulnerability as referenced in the SSA:2022-298-01 advisory.

- In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate in out-of-memory situations. (CVE-2022-43680)

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

Solution

Upgrade the affected expat package.

Plugin Details

Severity: High

ID: 166503

File Name: Slackware_SSA_2022-298-01.nasl

Version: 1.4

Type: local

Family: Slackware Local Security Checks

Published: 10/25/2022

Updated: 10/9/2023

Supported Sensors: 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-2022-43680

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:slackware:slackware_linux:14.1, cpe:/o:slackware:slackware_linux:14.2, cpe:/o:slackware:slackware_linux:15.0, p-cpe:/a:slackware:slackware_linux:expat, cpe:/o:slackware:slackware_linux, cpe:/o:slackware:slackware_linux:14.0

Required KB Items: Host/local_checks_enabled, Host/Slackware/release, Host/Slackware/packages

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 10/24/2022

Reference Information

CVE: CVE-2022-43680

Detections

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