{"id":"CVE-2012-5783","aliases":["GHSA-3832-9276-x7gf"],"url":"https://o3.security/vulnerability/CVE-2012-5783","summary":"Improper Certificate Validation in Apache Commons HttpClient","details":"Apache Commons HttpClient 3.x, as used in Amazon Flexible Payments Service (FPS) merchant Java SDK and other products, 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.","published":"2012-11-04T22:55:03Z","modified":"2026-04-16T06:15:51.532316434Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"commons-httpclient:commons-httpclient","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2013-0270.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2013-0679.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2013-0680.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2013-0681.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2013-0682.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2013-1147.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2013-1853.html"},{"type":"ADVISORY","url":"http://rhn.redhat.com/errata/RHSA-2014-0224.html"},{"type":"ADVISORY","url":"http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/58073"},{"type":"ADVISORY","url":"http://www.ubuntu.com/usn/USN-2769-1"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:0868"},{"type":"ADVISORY","url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/79984"},{"type":"ADVISORY","url":"https://issues.apache.org/jira/browse/HTTPCLIENT-1265"},{"type":"ARTICLE","url":"http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf"},{"type":"FIX","url":"https://issues.apache.org/jira/browse/HTTPCLIENT-1265"},{"type":"REPORT","url":"https://issues.apache.org/jira/browse/HTTPCLIENT-1265"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-updates/2013-02/msg00078.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-updates/2013-04/msg00040.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-updates/2013-04/msg00041.html"},{"type":"WEB","url":"http://lists.opensuse.org/opensuse-updates/2013-04/msg00053.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-04-16T06:15:51.532316434Z"}}