VulnerabilityModified
CVE-2022-4170
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.
CRITICAL 9.8EPSS 2.06%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.06%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.06% probability · 80th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-74
- Affected
- rxvt-unicode project/rxvt-unicode · fedoraproject/extra packages for enterprise linux · fedoraproject/fedora
- Source
- patrick@puiterwijk.org
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2151597Issue Tracking, Third Party Advisory
- https://security.gentoo.org/glsa/202310-20Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/12/05/1Mailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2151597Issue Tracking, Third Party Advisory
- https://security.gentoo.org/glsa/202310-20Third Party Advisory
- https://www.openwall.com/lists/oss-security/2022/12/05/1Mailing List, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.