{"id":"DEBIAN-CVE-2009-3024","details":"The verify_hostname_of_cert function in the certificate checking feature in IO-Socket-SSL (IO::Socket::SSL) 1.14 through 1.25 only matches the prefix of a hostname when no wildcard is used, which allows remote attackers to bypass the hostname check for a certificate.","modified":"2026-09-22T16:47:25.601226464Z","published":"2009-08-31T20:30:01.093Z","upstream":["CVE-2009-3024"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2009-3024"}],"affected":[{"package":{"name":"libio-socket-ssl-perl","ecosystem":"Debian:12","purl":"pkg:deb/debian/libio-socket-ssl-perl?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.30-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2009-3024.json"}},{"package":{"name":"libio-socket-ssl-perl","ecosystem":"Debian:13","purl":"pkg:deb/debian/libio-socket-ssl-perl?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.30-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2009-3024.json"}},{"package":{"name":"libio-socket-ssl-perl","ecosystem":"Debian:14","purl":"pkg:deb/debian/libio-socket-ssl-perl?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.30-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2009-3024.json"}}],"schema_version":"1.9.0"}