CVE-2024-12401
Cert-manager: potential dos when parsing specially crafted pem inputs
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.
INFO
Published Date :
Dec. 12, 2024, 9:15 a.m.
Last Modified :
June 26, 2026, 5:16 a.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2024-12401
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update the affected packages.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2024-12401.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2024-12401 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2024-12401
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2024-12401 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2024-12401 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'versions': [{'status': 'affected', 'version': '0', 'versionType': 'semver', 'lessThanOrEqual': '1.12.14'}, {'status': 'affected', 'version': '1.13.0-alpha.0', 'versionType': 'semver', 'lessThanOrEqual': '1.15.4'}, {'status': 'affected', 'version': '1.16.0-alpha.0', 'versionType': 'semver', 'lessThanOrEqual': '1.16.2'}], 'packageName': 'cert-manager', 'collectionURL': 'https://github.com/cert-manager/cert-manager', 'defaultStatus': 'unaffected'}, {'cpes': ['cpe:/a:redhat:cert_manager:1'], 'vendor': 'Red Hat', 'product': 'cert-manager Operator for Red Hat OpenShift', 'packageName': 'cert-manager/cert-manager-operator-bundle', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:cert_manager:1'], 'vendor': 'Red Hat', 'product': 'cert-manager Operator for Red Hat OpenShift', 'packageName': 'cert-manager/cert-manager-operator-rhel9', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:cert_manager:1'], 'vendor': 'Red Hat', 'product': 'cert-manager Operator for Red Hat OpenShift', 'packageName': 'cert-manager/jetstack-cert-manager-acmesolver-rhel9', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:cert_manager:1'], 'vendor': 'Red Hat', 'product': 'cert-manager Operator for Red Hat OpenShift', 'packageName': 'cert-manager/jetstack-cert-manager-rhel9', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:cryostat:3'], 'vendor': 'Red Hat', 'product': 'Cryostat 3', 'packageName': 'cryostat-tech-preview/cryostat-rhel8-operator', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:multicluster_engine'], 'vendor': 'Red Hat', 'product': 'Multicluster Engine for Kubernetes', 'packageName': 'multicluster-engine/assisted-service-8-rhel8', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:multicluster_engine'], 'vendor': 'Red Hat', 'product': 'Multicluster Engine for Kubernetes', 'packageName': 'multicluster-engine/assisted-service-9-rhel9', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:serverless:1'], 'vendor': 'Red Hat', 'product': 'OpenShift Serverless', 'packageName': 'openshift-serverless-1/serving-activator-rhel8', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:serverless:1'], 'vendor': 'Red Hat', 'product': 'OpenShift Serverless', 'packageName': 'openshift-serverless-1/serving-autoscaler-hpa-rhel8', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:serverless:1'], 'vendor': 'Red Hat', 'product': 'OpenShift Serverless', 'packageName': 'openshift-serverless-1/serving-autoscaler-rhel8', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:serverless:1'], 'vendor': 'Red Hat', 'product': 'OpenShift Serverless', 'packageName': 'openshift-serverless-1/serving-controller-rhel8', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:serverless:1'], 'vendor': 'Red Hat', 'product': 'OpenShift Serverless', 'packageName': 'openshift-serverless-1/serving-queue-rhel8', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:serverless:1'], 'vendor': 'Red Hat', 'product': 'OpenShift Serverless', 'packageName': 'openshift-serverless-1/serving-storage-version-migration-rhel8', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:serverless:1'], 'vendor': 'Red Hat', 'product': 'OpenShift Serverless', 'packageName': 'openshift-serverless-1/serving-webhook-rhel8', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:connectivity_link:1'], 'vendor': 'Red Hat', 'product': 'Red Hat Connectivity Link 1', 'packageName': 'rhcl-operator-bundle-container', 'collectionURL': 'https://catalog.redhat.com/software/containers/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:connectivity_link:1'], 'vendor': 'Red Hat', 'product': 'Red Hat Connectivity Link 1', 'packageName': 'rhcl-operator-container', 'collectionURL': 'https://catalog.redhat.com/software/containers/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:openshift:4'], 'vendor': 'Red Hat', 'product': 'Red Hat OpenShift Container Platform 4', 'packageName': 'openshift4/ose-agent-installer-api-server-rhel8', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:openshift:4'], 'vendor': 'Red Hat', 'product': 'Red Hat OpenShift Container Platform 4', 'packageName': 'openshift4/ose-contour-rhel8', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:openshift_data_foundation:4'], 'vendor': 'Red Hat', 'product': 'Red Hat Openshift Data Foundation 4', 'packageName': 'odf4/rook-ceph-rhel8-operator', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}, {'cpes': ['cpe:/a:redhat:openshift_gitops:1'], 'vendor': 'Red Hat', 'product': 'Red Hat OpenShift GitOps', 'packageName': 'openshift-gitops-1/gitops-rhel8-operator', 'collectionURL': 'https://access.redhat.com/downloads/content/package-browser/', 'defaultStatus': 'affected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2024-12401', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2024-12-12T15:21:20.829376Z'} -
New CVE Received by [email protected]
Dec. 12, 2024
Action Type Old Value New Value Added 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. Added CVSS V3.1 AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H Added CWE CWE-20 Added Reference https://access.redhat.com/security/cve/CVE-2024-12401 Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=2327929 Added Reference https://github.com/cert-manager/cert-manager/pull/7400 Added Reference https://github.com/cert-manager/cert-manager/pull/7401 Added Reference https://github.com/cert-manager/cert-manager/pull/7402 Added Reference https://github.com/cert-manager/cert-manager/pull/7403 Added Reference https://github.com/cert-manager/cert-manager/security/advisories/GHSA-r4pg-vg54-wxx4 Added Reference https://go.dev/issue/50116