Argo CD vulnerable to Denial of Service (DoS) attack due to unsafe array manipulation in multi-threaded environment
CVE-2024-21661

7.5HIGH

Key Information:

Vendor

Argoproj

Status
Argo-cd
Vendor
CVE Published:
18 March 2024

What is CVE-2024-21661?

A Denial of Service vulnerability has been identified in Argo CD, a popular GitOps continuous delivery tool for Kubernetes. This vulnerability arises from unsafe array manipulation within a multi-threaded environment, which could allow attackers to crash the application by simultaneously interacting with the same array. The flaw does not require authentication, making it particularly dangerous as it opens the possibility for any adversary to disrupt service availability. Versions 2.8.13, 2.9.9, and 2.10.4 have been patched to mitigate this vulnerability, emphasizing the importance of timely updates for users.

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Deploy the Patch

Affected Version(s)

argo-cd < 2.8.13 < 2.8.13

argo-cd >= 2.9.0, < 2.9.9 < 2.9.0, 2.9.9

argo-cd >= 2.10.0, < 2.10.4 < 2.10.0, 2.10.4

References

https://github.com/argoproj/argo-cd/security/advisories/G...
x_refsource_CONFIRM
https://github.com/argoproj/argo-cd/commit/2a22e19e06aaf6...
x_refsource_MISC
https://github.com/argoproj/argo-cd/commit/5bbb51ab423f27...
x_refsource_MISC

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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