Resource exhaustion in Argoproj Argo-Cd
CVE-2024-40634
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.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.014 (71.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 71.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Argoproj Argo-Cd — versions >= 1.0.0, < 2.9.20, >= 2.10.0, < 2.10.15, >= 2.11.0, < 2.11.6
- Argoproj Argo Cd
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/argoproj/argo-cd/security/advisories/GHSA-jmvp-698c-4x3w (Exploit, Vendor Advisory)
- github.com/argoproj/argo-cd/commit/46c0c0b64deaab1ece70cb701030b76668ad0cdc (Patch)
- github.com/argoproj/argo-cd/commit/540e3a57b90eb3655db54793332fac86bcc38b36 (Patch)
- github.com/argoproj/argo-cd/commit/d881ee78949e23160a0b280bb159e4d3d625a4df (Patch)
Frequently asked questions
- What is CVE-2024-40634?
- CVE-2024-40634 is a high-severity vulnerability in Argoproj Argo-Cd, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2024-07-22.
- How severe is CVE-2024-40634?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2024-40634 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.