{"id":"CVE-2014-3517","aliases":["GHSA-xjmj-p278-4jp5","PYSEC-2026-884"],"url":"https://o3.security/vulnerability/CVE-2014-3517","summary":"OpenStack Compute (Nova) Exposure of Sensitive Information to an Unauthorized Actor vulnerability","details":"api/metadata/handler.py in OpenStack Compute (Nova) before 2013.2.4, 2014.x before 2014.1.2, and Juno before Juno-2, when proxying metadata requests through Neutron, makes it easier for remote attackers to guess instance ID signatures via a brute-force attack that relies on timing differences in responses to instance metadata requests.","published":"2014-08-07T11:13:34Z","modified":"2026-07-07T11:56:49.414962311Z","cvss":null,"epss":{"score":0.01954,"percentile":0.7929,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"nova","fixedVersion":"2013.2.4"},{"ecosystem":"PyPI","name":"nova","fixedVersion":"2014.1.2"}],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2014/07/17/2"},{"type":"ADVISORY","url":"https://bugs.launchpad.net/nova/+bug/1325128"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2014-3517"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2014:0940"},{"type":"WEB","url":"https://access.redhat.com/errata/RHSA-2014:1084"},{"type":"WEB","url":"https://access.redhat.com/security/cve/CVE-2014-3517"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1112499"},{"type":"PACKAGE","url":"https://opendev.org/openstack/nova"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-07T11:56:49.414962311Z"}}