{"id":"CVE-2015-8234","aliases":["GHSA-wmhw-fvg9-87fc","PYSEC-2017-143"],"url":"https://o3.security/vulnerability/CVE-2015-8234","summary":"OpenStack Glance Signature Verification Bypass","details":"The image signature algorithm in OpenStack Glance 11.0.0 allows remote attackers to bypass the signature verification process via a crafted image, which triggers an MD5 collision.","published":"2017-03-29T14:59:00Z","modified":"2026-04-10T03:45:29.879174Z","cvss":{"score":5.5,"severity":"MEDIUM","vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"glance","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"http://seclists.org/oss-sec/2015/q4/303"},{"type":"ADVISORY","url":"https://bugs.launchpad.net/glance/+bug/1516031"},{"type":"ADVISORY","url":"https://wiki.openstack.org/wiki/OSSN/OSSN-0061"},{"type":"ARTICLE","url":"http://seclists.org/oss-sec/2015/q4/303"},{"type":"FIX","url":"https://bugs.launchpad.net/glance/+bug/1516031"},{"type":"REPORT","url":"https://bugs.launchpad.net/glance/+bug/1516031"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-04-10T03:45:29.879174Z"}}