CVE-2024-40634

EUVD-2024-2379
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 85%
Affected Products (NVD)
VendorProductVersion
argoprojargo_cd
1.0.0 ≤
𝑥
< 2.9.20
argoprojargo_cd
2.10.0 ≤
𝑥
< 2.10.15
argoprojargo_cd
2.11.0 ≤
𝑥
< 2.11.6
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
argoprojargo-cd
1.0.0 ≤
𝑥
< 2.9.20
ADP
argoprojargo-cd
2.10.0 ≤
𝑥
< 2.10.15
ADP
argoprojargo-cd
2.11.0 ≤
𝑥
< 2.11.6
ADP
Common Weakness Enumeration
References
https://github.com/argoproj/argo-cd/commit/46c0c0b64deaab1ece70cb701030b76668ad0cdc
https://github.com/argoproj/argo-cd/commit/540e3a57b90eb3655db54793332fac86bcc38b36
https://github.com/argoproj/argo-cd/commit/d881ee78949e23160a0b280bb159e4d3d625a4df
https://github.com/argoproj/argo-cd/security/advisories/GHSA-jmvp-698c-4x3w
https://github.com/argoproj/argo-cd/commit/46c0c0b64deaab1ece70cb701030b76668ad0cdc
https://github.com/argoproj/argo-cd/commit/540e3a57b90eb3655db54793332fac86bcc38b36
https://github.com/argoproj/argo-cd/commit/d881ee78949e23160a0b280bb159e4d3d625a4df
https://github.com/argoproj/argo-cd/security/advisories/GHSA-jmvp-698c-4x3w