{"id":"UBUNTU-CVE-2014-3577","details":"org.apache.http.conn.ssl.AbstractVerifier in Apache HttpComponents HttpClient before 4.3.5 and HttpAsyncClient before 4.0.2 does not properly 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 a \"CN=\" string in a field in the distinguished name (DN) of a certificate, as demonstrated by the \"foo,CN=www.apache.org\" string in the O field.","modified":"2026-02-04T02:21:16.863478Z","published":"2014-08-21T00:00:00Z","related":["USN-2769-1"],"upstream":["CVE-2014-3577"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2014-3577"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-2769-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2014-3577"}],"affected":[{"package":{"name":"commons-httpclient","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/commons-httpclient@3.1-10.2ubuntu0.14.04.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1-10.2ubuntu0.14.04.1"}]}],"versions":["3.1-10.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"3.1-10.2ubuntu0.14.04.1","binary_name":"libcommons-httpclient-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-3577.json"}},{"package":{"name":"httpcomponents-client","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/httpcomponents-client@4.3.3-1ubuntu0.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.3.3-1ubuntu0.1"}]}],"versions":["4.2.5-2","4.3.2-1","4.3.3-1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"4.3.3-1ubuntu0.1","binary_name":"libhttpclient-java"},{"binary_version":"4.3.3-1ubuntu0.1","binary_name":"libhttpmime-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2014/UBUNTU-CVE-2014-3577.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"medium"}]}