Vulnerability Monitor

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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.

Published

2024-07-22T18:15:03.770

Last Modified

2025-01-09T16:55:20.183

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

Weaknesses

Type: Secondary
CWE-400
Type: Primary
NVD-CWE-noinfo

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	argoproj	argo_cd	< 2.9.20	Yes
Application	argoproj	argo_cd	< 2.10.15	Yes
Application	argoproj	argo_cd	< 2.11.6	Yes

References

https://github.com/argoproj/argo-cd/commit/46c0c0b64deaab1ece70cb701030b76668ad0cdc Patch ([email protected])
https://github.com/argoproj/argo-cd/commit/540e3a57b90eb3655db54793332fac86bcc38b36 Patch ([email protected])
https://github.com/argoproj/argo-cd/commit/d881ee78949e23160a0b280bb159e4d3d625a4df Patch ([email protected])
https://github.com/argoproj/argo-cd/security/advisories/GHSA-jmvp-698c-4x3w Exploit, Vendor Advisory ([email protected])
https://github.com/argoproj/argo-cd/commit/46c0c0b64deaab1ece70cb701030b76668ad0cdc Patch (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/argoproj/argo-cd/commit/540e3a57b90eb3655db54793332fac86bcc38b36 Patch (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/argoproj/argo-cd/commit/d881ee78949e23160a0b280bb159e4d3d625a4df Patch (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/argoproj/argo-cd/security/advisories/GHSA-jmvp-698c-4x3w Exploit, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)