CVE-2021-33477
HIGH8.8EPSS 1.2%mrxvt - security update
Published: 5/20/2021Modified: 4/28/2026
Description
rxvt-unicode 9.22, rxvt 2.7.10, mrxvt 0.5.4, and Eterm 0.9.7 allow (potentially remote) code execution because of improper handling of certain escape sequences (ESC G Q). A response is terminated by a newline.
Affected packages (7)
- Alpine/mrxvtfrom 0, < 0.5.4-r8
- Alpine/rxvt-unicodefrom 0, < 9.22-r7
- Debian/etermfrom 0, < 0.9.6-5+deb9u1
- Debian/etermfrom 0, < 0.9.6-6.1
- Debian/mrxvtfrom 0, < 0.5.4-2+deb9u1
- Debian/rxvt-unicodefrom 0, < 9.22-1+deb9u1
- Debian/rxvt-unicodefrom 0, < 9.22-11
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |