{"id":"DEBIAN-CVE-2019-19977","details":"libESMTP through 1.0.6 mishandles domain copying into a fixed-size buffer in ntlm_build_type_2 in ntlm/ntlmstruct.c, as demonstrated by a stack-based buffer over-read.","modified":"2026-09-09T07:02:28.095745893Z","published":"2019-12-26T01:15:10.973Z","upstream":["CVE-2019-19977"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2019-19977"}],"affected":[{"package":{"name":"libesmtp","ecosystem":"Debian:12","purl":"pkg:deb/debian/libesmtp?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.0-3","1.1.0-3.1","1.1.0-3.1~deb12u1","1.1.0-3.2"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2019-19977.json"}},{"package":{"name":"libesmtp","ecosystem":"Debian:13","purl":"pkg:deb/debian/libesmtp?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.0-3.2"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2019-19977.json"}},{"package":{"name":"libesmtp","ecosystem":"Debian:14","purl":"pkg:deb/debian/libesmtp?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.0-3.2"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2019-19977.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}