RCE in Invisible-island Xterm
CVE-2022-45063
xterm before 375 allows code execution via font ops, e.g., because an OSC 50 response may have Ctrl-g and therefore lead to command execution within the vi line-editing mode of Zsh. NOTE: font ops are not allowed in the xterm default confi…
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.049 (91.2th percentile) — read the EPSS interpretation.
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.
Affected products
- Invisible-island Xterm
- Fedoraproject Fedora — versions 35, 36, 37
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Release Notes, Vendor Advisory)
- cve@mitre.org (Patch, Mailing List, Third Party Advisory)
- cve@mitre.org (Exploit, Third Party Advisory, Issue Tracking)
- cve@mitre.org (mailing-list, Patch, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, Patch, Mailing List, Third Party Advisory)
- cve@mitre.org (vendor-advisory)
- cve@mitre.org (vendor-advisory, Third Party Advisory)
- cve@mitre.org (vendor-advisory)
- cve@mitre.org (vendor-advisory)
- cve@mitre.org (mailing-list)
Frequently asked questions
- What is CVE-2022-45063?
- CVE-2022-45063 is a critical-severity vulnerability in Invisible-island Xterm, classified under Command Injection. CVSS score: 9.8/10. Published 2022-11-10.
- How severe is CVE-2022-45063?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-45063 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.