CVE-2022-4170

CRITICAL

rxvt-unicode - Remote Code Execution in Perl Background Extension

Title source: llm
STIX 2.1

Description

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.

References (3)

Core 3
Core References
Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2151597
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202310-20

Scores

CVSS v3 9.8
EPSS 0.0336
EPSS Percentile 87.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-74
Status published
Products (4)
fedoraproject/extra_packages_for_enterprise_linux 8.0
fedoraproject/fedora 37
rxvt-unicode_project/rxvt-unicode 9.25
rxvt-unicode_project/rxvt-unicode 9.26
Published Dec 09, 2022
Tracked Since Feb 18, 2026