GLSA-202402-20 : Thunar: Arbitrary Code Execution

critical Nessus Plugin ID 190673

Description

The remote host is affected by the vulnerability described in GLSA-202402-20 (Thunar: Arbitrary Code Execution)

- An issue was discovered in Thunar before 4.16.7 and 4.17.x before 4.17.2. When called with a regular file as a command-line argument, it delegates to a different program (based on the file type) without user confirmation. This could be used to achieve code execution. (CVE-2021-32563)

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

Solution

All Thunar users should upgrade to the latest version:

# emerge --sync # emerge --ask --oneshot --verbose >=xfce-base/thunar-4.17.3

See Also

https://security.gentoo.org/glsa/202402-20

https://bugs.gentoo.org/show_bug.cgi?id=789396

Plugin Details

Severity: Critical

ID: 190673

File Name: gentoo_GLSA-202402-20.nasl

Version: 1.0

Type: local

Published: 2/18/2024

Updated: 2/18/2024

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2021-32563

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:thunar

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/18/2024

Vulnerability Publication Date: 5/11/2021

Reference Information

CVE: CVE-2021-32563