{"cve":"CVE-2012-2101","nvd":{"published":"2012-06-07T19:55:08.290","modified":"2026-06-16T23:40:59.513","status":"Modified","description":"Openstack Compute (Nova) Folsom, 2012.1, and 2011.3 does not limit the number of security group rules, which allows remote authenticated users with certain permissions to cause a denial of service (CPU and hard drive consumption) via a network request that triggers a large number of iptables rules.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-264"],"references":["http://lists.fedoraproject.org/pipermail/package-announce/2012-May/079434.html","http://lists.fedoraproject.org/pipermail/package-announce/2012-May/079551.html","http://secunia.com/advisories/49034","http://secunia.com/advisories/49048","http://ubuntu.com/usn/usn-1438-1"],"products":["openstack:nova"],"source":"nvd","synced_at":"2026-10-19T20:24:00.973572543+00:00"},"epss":{"cve":"CVE-2012-2101","score":0.01463,"percentile":0.73628,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-hq3f-9gf7-73r8","url":"https://osv.dev/vulnerability/GHSA-hq3f-9gf7-73r8","summary":"Openstack Compute (Nova) Denial of service via network request that triggers large number of iptables rules","modified":"2024-11-22T18:05:26Z","packages":[{"ecosystem":"PyPI","name":"nova","purl":"pkg:pypi/nova","ranges":["<12.0.0a0"],"fixed":["12.0.0a0"]}]}],"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."]}