GLSA-202310-20 : rxvt-unicode: Arbitrary Code Execution

critical Nessus Plugin ID 184010

Description

The remote host is affected by the vulnerability described in GLSA-202310-20 (rxvt-unicode: Arbitrary Code Execution)

- 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

All rxvt-unicode users should upgrade to the latest version:

# emerge --sync # emerge --ask --oneshot --verbose >=x11-terms/rxvt-unicode-9.30

See Also

https://security.gentoo.org/glsa/202310-20

https://bugs.gentoo.org/show_bug.cgi?id=884787

Plugin Details

Severity: Critical

ID: 184010

File Name: gentoo_GLSA-202310-20.nasl

Version: 1.0

Type: local

Published: 10/30/2023

Updated: 10/30/2023

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: cpe:/o:gentoo:linux, p-cpe:/a:gentoo:linux:rxvt-unicode

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Ease: No known exploits are available

Patch Publication Date: 10/30/2023

Vulnerability Publication Date: 12/9/2022

Reference Information

CVE: CVE-2022-4170