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CVE-2023-40584

Denial of Service to Argo CD repo-server

Severity
Medium 6.5
Published
7 Sept 2023
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
2.6.15, 2.7.14, 2.8.3
Also known as
GHSA-g687-f2gx-6wm8
Sources
NVD, Project advisories (GitHub)

Description

Argo CD is a declarative continuous deployment for Kubernetes. All versions of ArgoCD starting from v2.4 have a bug where the ArgoCD repo-server component is vulnerable to a Denial-of-Service attack vector. Specifically, the said component extracts a user-controlled tar.gz file without validating the size of its inner files. As a result, a malicious, low-privileged user can send a malicious…

Affected software

SoftwareAffected versions
Argo CDServers and applications · cpe:a:argoproj:argo_cd
  • From 2.4.0 before 2.6.15
  • From 2.7.0 before 2.7.14
  • From 2.8.0 before 2.8.3
Argo CDServers and applications · github:argoproj/argo-cd
  • From 2.4 before 2.6.15

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-40584
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-40584
  • GitHub Advisory Database https://github.com/advisories/GHSA-g687-f2gx-6wm8
  • github.com https://github.com/argoproj/argo-cd/security/advisories/GHSA-g687-f2gx-6wm8