{"id":"DEBIAN-CVE-2006-1721","details":"digestmd5.c in the CMU Cyrus Simple Authentication and Security Layer (SASL) library 2.1.18, and possibly other versions before 2.1.21, allows remote unauthenticated attackers to cause a denial of service (segmentation fault) via malformed inputs in DIGEST-MD5 negotiation.","modified":"2026-09-12T06:47:35.760737282Z","published":"2006-04-11T23:02:00Z","upstream":["CVE-2006-1721"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2006-1721"}],"affected":[{"package":{"name":"cyrus-sasl2","ecosystem":"Debian:12","purl":"pkg:deb/debian/cyrus-sasl2?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.19.dfsg1-0.2"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2006-1721.json"}},{"package":{"name":"cyrus-sasl2","ecosystem":"Debian:13","purl":"pkg:deb/debian/cyrus-sasl2?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.19.dfsg1-0.2"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2006-1721.json"}},{"package":{"name":"cyrus-sasl2","ecosystem":"Debian:14","purl":"pkg:deb/debian/cyrus-sasl2?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.1.19.dfsg1-0.2"}]}],"ecosystem_specific":{"urgency":"low"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2006-1721.json"}}],"schema_version":"1.9.0"}