{"cve":"CVE-2014-3517","nvd":{"published":"2014-08-07T11:13:34.967","modified":"2026-06-17T00:08:22.380","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-200"],"references":["http://www.openwall.com/lists/oss-security/2014/07/17/2","https://bugs.launchpad.net/nova/+bug/1325128","http://www.openwall.com/lists/oss-security/2014/07/17/2","https://bugs.launchpad.net/nova/+bug/1325128"],"products":["openstack:nova"],"source":"nvd","synced_at":"2026-10-19T20:33:06.232976534+00:00"},"epss":{"cve":"CVE-2014-3517","score":0.01954,"percentile":0.80259,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-xjmj-p278-4jp5","url":"https://osv.dev/vulnerability/GHSA-xjmj-p278-4jp5","summary":"OpenStack Compute (Nova) Exposure of Sensitive Information to an Unauthorized Actor vulnerability","modified":"2026-09-10T03:50:06.880429708Z","packages":[{"ecosystem":"PyPI","name":"nova","purl":"pkg:pypi/nova","ranges":["<2013.2.4"],"fixed":["2013.2.4"]},{"ecosystem":"PyPI","name":"nova","purl":"pkg:pypi/nova","ranges":[">=2014.0.0 <2014.1.2"],"fixed":["2014.1.2"]}]},{"id":"PYSEC-2026-884","url":"https://osv.dev/vulnerability/PYSEC-2026-884","summary":"OpenStack Compute (Nova) Exposure of Sensitive Information to an Unauthorized Actor vulnerability","modified":"2026-07-07T11:45:15.791422361Z","packages":[{"ecosystem":"PyPI","name":"nova","purl":"pkg:pypi/nova","ranges":["<2013.2.4",">=2014.0.0 <2014.1.2"],"fixed":["2013.2.4","2014.1.2"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}