CVE-2024-40634 Information

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.

Reference

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