{"id":"CVE-2014-5277","aliases":["GHSA-8w94-cf6g-c8mg","GO-2022-0636","PYSEC-2014-80"],"url":"https://o3.security/vulnerability/CVE-2014-5277","summary":"Man-in-the-Middle (MitM)","details":"Docker before 1.3.1 and docker-py before 0.5.3 fall back to HTTP when the HTTPS connection to the registry fails, which allows man-in-the-middle attackers to conduct downgrade attacks and obtain authentication and image data by leveraging a network position between the client and the registry to block HTTPS traffic.","published":"2014-11-17T16:59:01Z","modified":"2026-04-10T03:43:57.764616Z","cvss":{"score":5.3,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/docker/docker","fixedVersion":"1.3.1"}],"fix":null,"references":[{"type":"WEB","url":"http://lists.opensuse.org/opensuse-updates/2014-11/msg00048.html"},{"type":"WEB","url":"https://groups.google.com/forum/#%21topic/docker-user/oYm0i3xShJU"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-04-10T03:43:57.764616Z"}}