{"id":"CVE-2024-12401","aliases":["GHSA-r4pg-vg54-wxx4","GO-2024-3282"],"url":"https://o3.security/vulnerability/CVE-2024-12401","summary":"Cert-manager: potential dos when parsing specially crafted pem inputs","details":"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.","published":"2024-12-12T09:06:03.612Z","modified":"2026-08-12T03:51:43.568828266Z","cvss":{"score":4.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[{"ecosystem":"Go","name":"github.com/cert-manager/cert-manager","fixedVersion":"1.12.14"},{"ecosystem":"Go","name":"github.com/cert-manager/cert-manager","fixedVersion":"1.15.4"},{"ecosystem":"Go","name":"github.com/cert-manager/cert-manager","fixedVersion":"1.16.2"}],"fix":{"url":"https://github.com/cert-manager/cert-manager/pull/7400","label":"cert-manager/cert-manager#7400"},"references":[{"type":"WEB","url":"https://access.redhat.com/downloads/content/package-browser/"},{"type":"WEB","url":"https://catalog.redhat.com/software/containers/"},{"type":"WEB","url":"https://go.dev/issue/50116"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2024-12401"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/12xxx/CVE-2024-12401.json"},{"type":"ADVISORY","url":"https://github.com/cert-manager/cert-manager/security/advisories/GHSA-r4pg-vg54-wxx4"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-12401"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2327929"},{"type":"FIX","url":"https://github.com/cert-manager/cert-manager/pull/7400"},{"type":"FIX","url":"https://github.com/cert-manager/cert-manager/pull/7401"},{"type":"FIX","url":"https://github.com/cert-manager/cert-manager/pull/7402"},{"type":"FIX","url":"https://github.com/cert-manager/cert-manager/pull/7403"},{"type":"PACKAGE","url":"https://github.com/cert-manager/cert-manager"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:43.568828266Z"}}