{"id":"DEBIAN-CVE-2007-2768","details":"OpenSSH, when using OPIE (One-Time Passwords in Everything) for PAM, allows remote attackers to determine the existence of certain user accounts, which displays a different response if the user account exists and is configured to use one-time passwords (OTP), a similar issue to CVE-2007-2243.","modified":"2026-09-01T20:02:33.409615978Z","published":"2007-05-21T20:30:00Z","upstream":["CVE-2007-2768"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2007-2768"}],"affected":[{"package":{"name":"openssh","ecosystem":"Debian:12","purl":"pkg:deb/debian/openssh?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:10.0p1-1","1:10.0p1-2","1:10.0p1-3","1:10.0p1-4","1:10.0p1-5","1:10.0p1-5~bpo12+2","1:10.0p1-6","1:10.0p1-7","1:10.0p1-7~bpo12+1","1:10.0p1-8","1:10.1p1-1","1:10.1p1-2","1:10.2p1-1","1:10.2p1-2","1:10.2p1-2~bpo13+1","1:10.2p1-3","1:10.2p1-4","1:10.2p1-5","1:10.2p1-6","1:10.2p1-6~bpo13+1","1:10.3p1-1","1:10.3p1-1~bpo13+1","1:10.3p1-2","1:10.3p1-3","1:10.3p1-4","1:10.3p1-5","1:10.3p1-7","1:10.3p1-8","1:10.3p1-9","1:10.4p1-1","1:10.4p1-2","1:10.4p1-3","1:10.4p1-4","1:10.4p1-5","1:10.5p1-1","1:9.2p1-2","1:9.2p1-2+deb12u1","1:9.2p1-2+deb12u10","1:9.2p1-2+deb12u2","1:9.2p1-2+deb12u3","1:9.2p1-2+deb12u4","1:9.2p1-2+deb12u5","1:9.2p1-2+deb12u6","1:9.2p1-2+deb12u7","1:9.2p1-2+deb12u8","1:9.2p1-2+deb12u9","1:9.3p1-1","1:9.3p1-1+loong64","1:9.3p2-1","1:9.4p1-1","1:9.5p1-1","1:9.5p1-2","1:9.6p1-1","1:9.6p1-2","1:9.6p1-3","1:9.6p1-4","1:9.6p1-5","1:9.7p1-1","1:9.7p1-2","1:9.7p1-3","1:9.7p1-3+hurd.1","1:9.7p1-4","1:9.7p1-5","1:9.7p1-6","1:9.7p1-7","1:9.8p1-1","1:9.8p1-2","1:9.8p1-3","1:9.8p1-4","1:9.8p1-7","1:9.8p1-8","1:9.9p1-1","1:9.9p1-2","1:9.9p1-3","1:9.9p1-3+hurd.1","1:9.9p2-1","1:9.9p2-2"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-2768.json"}},{"package":{"name":"openssh","ecosystem":"Debian:13","purl":"pkg:deb/debian/openssh?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:10.0p1-7","1:10.0p1-7+deb13u1","1:10.0p1-7+deb13u2","1:10.0p1-7+deb13u3","1:10.0p1-7+deb13u4","1:10.0p1-8","1:10.1p1-1","1:10.1p1-2","1:10.2p1-1","1:10.2p1-2","1:10.2p1-2~bpo13+1","1:10.2p1-3","1:10.2p1-4","1:10.2p1-5","1:10.2p1-6","1:10.2p1-6~bpo13+1","1:10.3p1-1","1:10.3p1-1~bpo13+1","1:10.3p1-2","1:10.3p1-3","1:10.3p1-4","1:10.3p1-5","1:10.3p1-7","1:10.3p1-8","1:10.3p1-9","1:10.4p1-1","1:10.4p1-2","1:10.4p1-3","1:10.4p1-4","1:10.4p1-5","1:10.5p1-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-2768.json"}},{"package":{"name":"openssh","ecosystem":"Debian:14","purl":"pkg:deb/debian/openssh?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:10.0p1-7","1:10.0p1-8","1:10.1p1-1","1:10.1p1-2","1:10.2p1-1","1:10.2p1-2","1:10.2p1-2~bpo13+1","1:10.2p1-3","1:10.2p1-4","1:10.2p1-5","1:10.2p1-6","1:10.2p1-6~bpo13+1","1:10.3p1-1","1:10.3p1-1~bpo13+1","1:10.3p1-2","1:10.3p1-3","1:10.3p1-4","1:10.3p1-5","1:10.3p1-7","1:10.3p1-8","1:10.3p1-9","1:10.4p1-1","1:10.4p1-2","1:10.4p1-3","1:10.4p1-4","1:10.4p1-5","1:10.5p1-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2007-2768.json"}}],"schema_version":"1.9.0"}