{"cve":"CVE-2015-5303","nvd":{"published":"2016-04-11T21:59:03.100","modified":"2026-06-17T00:28:52.523","status":"Modified","description":"The TripleO Heat templates (tripleo-heat-templates), when deployed via the commandline interface, allow remote attackers to spoof OpenStack Networking metadata requests by leveraging knowledge of the default value of the NeutronMetadataProxySharedSecret parameter.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","score":7.5},"cwes":["CWE-254"],"references":["https://access.redhat.com/errata/RHSA-2015:2650","https://bugs.launchpad.net/tripleo/+bug/1516027","https://access.redhat.com/errata/RHSA-2015:2650","https://bugs.launchpad.net/tripleo/+bug/1516027"],"products":["openstack:tripleo_heat_templates"],"source":"nvd","synced_at":"2026-10-19T20:37:48.328043465+00:00"},"epss":{"cve":"CVE-2015-5303","score":0.01665,"percentile":0.76725,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-m94p-8942-pm49","url":"https://osv.dev/vulnerability/GHSA-m94p-8942-pm49","summary":"OpenStack TripleO Heat templates spoof metadata requests","modified":"2024-11-29T05:39:15.794095Z","packages":[{"ecosystem":"PyPI","name":"tripleo-heat-templates","purl":"pkg:pypi/tripleo-heat-templates","ranges":["<0.8.10"],"fixed":["0.8.10"]}]},{"id":"PYSEC-2016-35","url":"https://osv.dev/vulnerability/PYSEC-2016-35","summary":"","modified":"2026-06-10T17:02:45.977123623Z","packages":[{"ecosystem":"PyPI","name":"tripleo-heat-templates","purl":"pkg:pypi/tripleo-heat-templates","ranges":["<0.8.9"],"fixed":["0.8.9"]}]}],"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."]}