{"id":"UBUNTU-CVE-2015-0205","details":"The ssl3_get_cert_verify function in s3_srvr.c in OpenSSL 1.0.0 before 1.0.0p and 1.0.1 before 1.0.1k accepts client authentication with a Diffie-Hellman (DH) certificate without requiring a CertificateVerify message, which allows remote attackers to obtain access without knowledge of a private key via crafted TLS Handshake Protocol traffic to a server that recognizes a Certification Authority with DH support.","modified":"2026-04-22T10:00:08.299375Z","published":"2015-01-08T00:00:00Z","related":["USN-2459-1"],"upstream":["CVE-2015-0205"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-0205"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2459-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-0205"}],"affected":[{"package":{"name":"openssl","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/openssl@1.0.1f-1ubuntu2.8?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.0.1f-1ubuntu2.8"}]}],"versions":["1.0.1e-3ubuntu1","1.0.1e-4ubuntu1","1.0.1e-4ubuntu2","1.0.1e-4ubuntu3","1.0.1e-4ubuntu4","1.0.1f-1ubuntu1","1.0.1f-1ubuntu2","1.0.1f-1ubuntu2.1","1.0.1f-1ubuntu2.2","1.0.1f-1ubuntu2.3","1.0.1f-1ubuntu2.4","1.0.1f-1ubuntu2.5","1.0.1f-1ubuntu2.7"],"ecosystem_specific":{"binaries":[{"binary_version":"1.0.1f-1ubuntu2.8","binary_name":"libssl1.0.0"},{"binary_version":"1.0.1f-1ubuntu2.8","binary_name":"openssl"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-0205.json"}}],"schema_version":"1.7.5","severity":[{"type":"Ubuntu","score":"low"}]}