{"cve":"CVE-2024-12401","nvd":{"published":"2024-12-12T09:15:05.790","modified":"2026-06-26T05:16:25.573","status":"Deferred","description":"A flaw was found in the cert-manager package. This flaw allows an attacker who can modify PEM data that the cert-manager reads, for example, in a Secret resource, to use large amounts of CPU in the cert-manager controller pod to effectively create a denial-of-service (DoS) vector for the cert-manager in the cluster.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","score":4.4},"cwes":["CWE-20"],"references":["https://access.redhat.com/security/cve/CVE-2024-12401","https://bugzilla.redhat.com/show_bug.cgi?id=2327929","https://github.com/cert-manager/cert-manager/pull/7400","https://github.com/cert-manager/cert-manager/pull/7401","https://github.com/cert-manager/cert-manager/pull/7402"],"products":[],"source":"nvd","synced_at":"2026-10-19T21:57:36.180738747+00:00"},"epss":{"cve":"CVE-2024-12401","score":0.00673,"percentile":0.52114,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-r4pg-vg54-wxx4","url":"https://osv.dev/vulnerability/GHSA-r4pg-vg54-wxx4","summary":"cert-manager ha a potential slowdown / DoS when parsing specially crafted PEM inputs","modified":"2026-09-10T03:50:20.950564072Z","packages":[{"ecosystem":"Go","name":"github.com/cert-manager/cert-manager","purl":"pkg:golang/github.com/cert-manager/cert-manager","ranges":["<1.12.14"],"fixed":["1.12.14"]},{"ecosystem":"Go","name":"github.com/cert-manager/cert-manager","purl":"pkg:golang/github.com/cert-manager/cert-manager","ranges":[">=1.13.0-alpha.0 <1.15.4"],"fixed":["1.15.4"]},{"ecosystem":"Go","name":"github.com/cert-manager/cert-manager","purl":"pkg:golang/github.com/cert-manager/cert-manager","ranges":[">=1.16.0-alpha.0 <1.16.2"],"fixed":["1.16.2"]}]},{"id":"GO-2024-3282","url":"https://osv.dev/vulnerability/GO-2024-3282","summary":"Potential slowdown / DoS when parsing specially crafted PEM inputs in github.com/cert-manager/cert-manager","modified":"2026-02-04T03:32:41.678655Z","packages":[{"ecosystem":"Go","name":"github.com/cert-manager/cert-manager","purl":"pkg:golang/github.com/cert-manager/cert-manager","ranges":["<1.12.14",">=1.13.0-alpha.0 <1.15.4",">=1.16.0-alpha.0 <1.16.2"],"fixed":["1.12.14","1.15.4","1.16.2"]}]}],"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."]}