{"id":"UBUNTU-CVE-2013-0166","details":"OpenSSL before 0.9.8y, 1.0.0 before 1.0.0k, and 1.0.1 before 1.0.1d does not properly perform signature verification for OCSP responses, which allows remote OCSP servers to cause a denial of service (NULL pointer dereference and application crash) via an invalid key.","modified":"2026-02-04T03:56:32.157325Z","published":"2013-02-08T00:00:00Z","related":["USN-1732-1"],"upstream":["CVE-2013-0166"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2013-0166"},{"type":"REPORT","url":"http://www.openssl.org/news/secadv_20130204.txt"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-1732-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2013-0166"}],"affected":[{"package":{"name":"openssl098","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/openssl098@0.9.8o-7ubuntu3.2.14.04.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.8o-7ubuntu3.2.14.04.1"}]}],"versions":["0.9.8o-7ubuntu3.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libssl0.9.8","binary_version":"0.9.8o-7ubuntu3.2.14.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-0166.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}