#VU89008 Security features bypass in Argo CD - CVE-2024-21662

Vulnerability identifier: #VU89008

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-21662

CWE-ID: CWE-254

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Argo CD
Web applications / Modules and components for CMS

Vendor: Argo

Description

The vulnerability allows a remote attacker to perform brute-force attack.

The vulnerability exists due to usage of a weak cache-based mechanism. A remote attacker can bypass the rate limit and brute force protections.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Argo CD: 2.0.0 rc1 - 2.0.5, 2.1.0 rc1 - 2.10.3, 2.2.0 rc1 - 2.2.16, 2.3.0 rc1 - 2.3.17, 2.4.0 rc1 - 2.4.28, 2.5.0 rc1 - 2.5.22, 2.6.0 rc1 - 2.6.15, 2.7.0 rc1 - 2.7.113, 2.8.0 rc1 - 2.8.12, 2.9.0 rc1 - 2.9.8

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External links
https://github.com/argoproj/argo-cd/security/advisories/GHSA-2vgg-9h6w-m454
https://github.com/argoproj/argo-cd/commit/17b0df1168a4c535f6f37e95f25ed7cd81e1fa4d
https://github.com/argoproj/argo-cd/commit/6e181d72b31522f886a2afa029d5b26d7912ec7b
https://github.com/argoproj/argo-cd/commit/cebb6538f7944c87ca2fecb5d17f8baacc431456
https://argo-cd.readthedocs.io/en/stable/security_considerations/#cve-2020-8827-insufficient-anti-automationanti-brute-force

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.