{"id":"CVE-2024-12401","title":"A flaw was found in the cert-manager package","summary":"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 effectiv…","severity":"medium","cvss":4.4,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-20"],"published":"2024-12-12","updated":"2026-06-26","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-12401","references":[{"url":"https://access.redhat.com/security/cve/CVE-2024-12401","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2327929","label":"secalert@redhat.com"},{"url":"https://github.com/cert-manager/cert-manager/pull/7400","label":"secalert@redhat.com"},{"url":"https://github.com/cert-manager/cert-manager/pull/7401","label":"secalert@redhat.com"},{"url":"https://github.com/cert-manager/cert-manager/pull/7402","label":"secalert@redhat.com"},{"url":"https://github.com/cert-manager/cert-manager/pull/7403","label":"secalert@redhat.com"},{"url":"https://github.com/cert-manager/cert-manager/security/advisories/GHSA-r4pg-vg54-wxx4","label":"secalert@redhat.com"},{"url":"https://go.dev/issue/50116","label":"secalert@redhat.com"}],"tags":["nvd"],"epss":0.00673,"epssPercentile":0.50283,"ingestedAt":"2026-06-26T16:43:13.401Z","slug":"CVE-2024-12401","body":"## Overview\n\nA 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":24.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}