Vulnerability in Rxvt-Unicode Project
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.022 (82.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.022 · change: +0.001
Affected products
- Rxvt-Unicode Project — versions 9.25, 9.26
- Fedoraproject Extra Packages For Enterprise Linux — versions 8.0
- Fedoraproject Fedora — versions 37
- Rxvt-Unicode — versions rxvt-unicode 9.30
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- www.openwall.com/lists/oss-security/2022/12/05/1 (Mailing List, Third Party Advisory)
- security.gentoo.org/glsa/202310-20 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-4170?
- CVE-2022-4170 is a critical-severity vulnerability in Rxvt-Unicode Project, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 9.8/10. Published 2022-12-09.
- How severe is CVE-2022-4170?
- Critical severity. CVSS v3 base score is 9.8 out of 10.