Multiple vulnerabilities in Argo CD

Published: 2023-09-08

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-40584 CVE-2023-40029
CWE-ID	CWE-20 CWE-200
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Argo CD Web applications / Modules and components for CMS
Vendor	Argo

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU80556

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-40584

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the ArgoCD repo-server component. A remote user can send a specially crafted tar.gz file and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Argo CD: 2.4.0 - 2.8.2

CPE2.3

External links

https://github.com/argoproj/argo-cd/commit/b8f92c4ff226346624f43de3f25d81dac6386674
https://github.com/argoproj/argo-cd/security/advisories/GHSA-g687-f2gx-6wm8

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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

2) Information disclosure

EUVDB-ID: #VU80557

Risk: Medium

CVSSv4.0: 7.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:U/U:Green]

CVE-ID: CVE-2023-40029

CWE-ID: CWE-200 - Information exposure