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CVE-2024-12401— Cert-manager: potential dos when parsing specially crafted pem inputs

CVSS 4.4 · Medium EPSS 0.05% · P17
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I. Basic Information for CVE-2024-12401

Vulnerability Information
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Vulnerability Title
Cert-manager: potential dos when parsing specially crafted pem inputs
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
cert-manager 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
cert-manager是cert-manager开源的一个证书管理器。将证书和证书颁发者添加为 Kubernetes 集群中的资源类型，并简化了这些证书的获取、续订和使用过程。 cert-manager存在输入验证错误漏洞，该漏洞源于攻击者可以修改cert-manager读取的PEM数据，从而有效地为集群中的cert-manager创建拒绝服务(DoS)向量。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
Red Hatcert-manager Operator for Red Hat OpenShift-cpe:/a:redhat:cert_manager:1
Red Hatcert-manager Operator for Red Hat OpenShift-cpe:/a:redhat:cert_manager:1
Red Hatcert-manager Operator for Red Hat OpenShift-cpe:/a:redhat:cert_manager:1
Red Hatcert-manager Operator for Red Hat OpenShift-cpe:/a:redhat:cert_manager:1
Red HatCryostat 3-cpe:/a:redhat:cryostat:3
Red HatMulticluster Engine for Kubernetes-cpe:/a:redhat:multicluster_engine
Red HatMulticluster Engine for Kubernetes-cpe:/a:redhat:multicluster_engine
Red HatOpenShift Serverless-cpe:/a:redhat:serverless:1
Red HatOpenShift Serverless-cpe:/a:redhat:serverless:1
Red HatOpenShift Serverless-cpe:/a:redhat:serverless:1
Red HatOpenShift Serverless-cpe:/a:redhat:serverless:1
Red HatOpenShift Serverless-cpe:/a:redhat:serverless:1
Red HatOpenShift Serverless-cpe:/a:redhat:serverless:1
Red HatOpenShift Serverless-cpe:/a:redhat:serverless:1
Red HatRed Hat Connectivity Link 1-cpe:/a:redhat:connectivity_link:1
Red HatRed Hat Connectivity Link 1-cpe:/a:redhat:connectivity_link:1
Red HatRed Hat OpenShift Container Platform 4-cpe:/a:redhat:openshift:4
Red HatRed Hat OpenShift Container Platform 4-cpe:/a:redhat:openshift:4
Red HatRed Hat Openshift Data Foundation 4-cpe:/a:redhat:openshift_data_foundation:4
Red HatRed Hat OpenShift GitOps-cpe:/a:redhat:openshift_gitops:1

II. Public POCs for CVE-2024-12401

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III. Intelligence Information for CVE-2024-12401

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IV. Related Vulnerabilities

Same weakness: CWE-20

V. Comments for CVE-2024-12401

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