CVE-2021-27135
CRITICAL9.8EPSS 0.72%xterm - security update
Published: 2/10/2021Modified: 4/28/2026
Description
xterm before Patch #366 allows remote attackers to execute arbitrary code or cause a denial of service (segmentation fault) via a crafted UTF-8 combining character sequence.
Affected packages (2)
- Debian/xtermfrom 0, < 366-1
- Debian/xtermfrom 0, < 327-2+deb9u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |