{"id":"DEBIAN-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":"2026-09-15T09:02:29.309409987Z","published":"2021-05-20T20:15:07.397Z","upstream":["CVE-2021-33477"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2021-33477"}],"affected":[{"package":{"name":"eterm","ecosystem":"Debian:12","purl":"pkg:deb/debian/eterm?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6-6.1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-33477.json"}},{"package":{"name":"eterm","ecosystem":"Debian:14","purl":"pkg:deb/debian/eterm?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.6-6.1"}]}],"versions":["0.7-1","0.8.10-10","0.8.7-0.4","0.8.7-0.4.1","0.9.2-0pre2002042903","0.9.2-0pre2002042903.3","0.9.2-8","0.9.2-8.1","0.9.3-1","0.9.4.0debian1-1","0.9.4.0debian1-2","0.9.4.0debian1-2.1","0.9.5-1","0.9.5-2","0.9.5-3","0.9.5-4","0.9.5-5","0.9.6-1","0.9.6-2","0.9.6-3","0.9.6-4","0.9.6-5","0.9.6-6"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-33477.json"}},{"package":{"name":"rxvt-unicode","ecosystem":"Debian:12","purl":"pkg:deb/debian/rxvt-unicode?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.22-11"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-33477.json"}},{"package":{"name":"rxvt-unicode","ecosystem":"Debian:13","purl":"pkg:deb/debian/rxvt-unicode?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.22-11"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2021-33477.json"}},{"package":{"name":"rxvt-unicode","ecosystem":"Debian:14","purl":"pkg:deb/debian/rxvt-unicode?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.22-11"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-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"}]}