{"id":"DEBIAN-CVE-2011-1947","details":"fetchmail 5.9.9 through 6.3.19 does not properly limit the wait time after issuing a (1) STARTTLS or (2) STLS request, which allows remote servers to cause a denial of service (application hang) by acknowledging the request but not sending additional packets.","modified":"2026-09-14T06:47:23.033907473Z","published":"2011-06-02T19:55:03.903Z","upstream":["CVE-2011-1947"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2011-1947"}],"affected":[{"package":{"name":"fetchmail","ecosystem":"Debian:12","purl":"pkg:deb/debian/fetchmail?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.22-1"}]}],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1947.json"}},{"package":{"name":"fetchmail","ecosystem":"Debian:13","purl":"pkg:deb/debian/fetchmail?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.22-1"}]}],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1947.json"}},{"package":{"name":"fetchmail","ecosystem":"Debian:14","purl":"pkg:deb/debian/fetchmail?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.3.22-1"}]}],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2011-1947.json"}}],"schema_version":"1.9.0"}