{"id":"UBUNTU-CVE-2013-1909","details":"The Python client in Apache Qpid before 2.2 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.","modified":"2025-07-16T07:17:06.058308Z","published":"2013-08-23T16:55:00Z","withdrawn":"2025-07-18T16:42:50Z","upstream":["CVE-2013-1909"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2013-1909"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2013-1909"}],"affected":[{"package":{"name":"qpid-python","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/qpid-python@0.22+dfsg-1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.22+dfsg-1"}]}],"versions":["0.22-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"python-qpid","binary_version":"0.22+dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-1909.json"}},{"package":{"name":"qpid-python","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/qpid-python@0.22+dfsg-1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.22+dfsg-1"}]}],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"python-qpid","binary_version":"0.22+dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2013/UBUNTU-CVE-2013-1909.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}