CVE-2024-40634— Argo CD Unauthenticated Denial of Service (DoS) Vulnerability via /api/webhook Endpoint
Quick assessment
Affected
argoproj argo-cd
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Argo CD是Argo Project开源的一个用于Kubernetes的声明性GitOps连续交付工具。 Argo CD 1.0.0之后版本存在安全漏洞，该漏洞源于攻击者可以向/api/webhook端点发送特制的大型JSON有效载荷，从而通过触发内存不足来导致服务中断。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2024-40634
Vulnerability Information
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Vulnerability Title
Argo CD Unauthenticated Denial of Service (DoS) Vulnerability via /api/webhook Endpoint
Source: CVE Program / CVE List V5
Vulnerability Description
Argo CD is a declarative, GitOps continuous delivery tool for Kubernetes. This report details a security vulnerability in Argo CD, where an unauthenticated attacker can send a specially crafted large JSON payload to the /api/webhook endpoint, causing excessive memory allocation that leads to service disruption by triggering an Out Of Memory (OOM) kill. The issue poses a high risk to the availability of Argo CD deployments. This vulnerability is fixed in 2.11.6, 2.10.15, and 2.9.20.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
Argo CD 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Argo CD是Argo Project开源的一个用于Kubernetes的声明性GitOps连续交付工具。 Argo CD 1.0.0之后版本存在安全漏洞，该漏洞源于攻击者可以向/api/webhook端点发送特制的大型JSON有效载荷，从而通过触发内存不足来导致服务中断。
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
II. Public POCs for CVE-2024-40634
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Patches & Fixes for CVE-2024-40634 (3)
Vendor Advisories for CVE-2024-40634 (1)
-
https://github.com/argoproj/argo-cd/security/advisories/GHSA-jmvp-698c-4x3w x_refsource_CONFIRM
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V. Comments for CVE-2024-40634
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