{"id":"ALPINE-CVE-2021-33477","details":"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.","modified":"2026-08-27T22:18:01.616964101Z","published":"2021-05-20T20:15:07.397Z","upstream":["CVE-2021-33477"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2021-33477"}],"affected":[{"package":{"name":"mrxvt","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/mrxvt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.4-r8"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33477.json"}},{"package":{"name":"mrxvt","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/mrxvt?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.5.4-r8"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33477.json"}},{"package":{"name":"rxvt-unicode","ecosystem":"Alpine:v3.10","purl":"pkg:apk/alpine/rxvt-unicode?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.22-r7"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33477.json"}},{"package":{"name":"rxvt-unicode","ecosystem":"Alpine:v3.11","purl":"pkg:apk/alpine/rxvt-unicode?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.22-r8"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2021-33477.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}