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Slackware Linux 15.0 / current rxvt-unicode Vulnerability (SSA:2023-003-02)

critical Nessus Plugin ID 169479

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Synopsis

The remote Slackware Linux host is missing a security update to rxvt-unicode.

Description

The version of rxvt-unicode installed on the remote host is prior to 9.26. It is, therefore, affected by a vulnerability as referenced in the SSA:2023-003-02 advisory.

 - The rxvt-unicode package is vulnerable to a remote code execution, in the Perl background extension, when an attacker can control the data written to the user's terminal and certain options are set.
 (CVE-2022-4170)

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 rxvt-unicode package.

Plugin Details

Severity: Critical

ID: 169479

File Name: Slackware_SSA_2023-003-02.nasl

Version: 1.0

Type: local

Published: 1/4/2023

Updated: 1/4/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

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

CVSS Score Source: CVE-2022-4170

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:slackware:slackware_linux:rxvt-unicode, cpe:/o:slackware:slackware_linux, cpe:/o:slackware:slackware_linux:15.0

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

Exploit Ease: No known exploits are available

Vulnerability Publication Date: 12/9/2022

Reference Information

CVE: CVE-2022-4170