#VU29314 Cross-site scripting in Argo CD

Vulnerability identifier: #VU29314

Vulnerability risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-79

Exploitation vector: Network

Exploit availability: No

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

Vendor: Argo

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in Login error description. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Argo CD: 0.1.0 - 0.12.3, 0.2.0, 0.3.0 - 0.3.3, 0.4.0 - 0.4.7, 0.5.0 - 0.5.4, 0.6.0 - 0.6.2, 0.7.0 - 0.7.2, 0.8.0 - 0.8.2, 0.9.0 - 0.9.2, 1.0.0 - 1.0.2, 1.1.0 - 1.1.2, 1.2.0 - 1.2.5, 1.3.0 - 1.3.6, 1.4.0 - 1.4.3, 1.5.0 - 1.5.7

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External links
https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMARGOPROJARGOCDUTILOIDC-572378
https://github.com/argoproj/argo-cd/commit/7e877b06989f251b7cb1d37deb4eb779260ae766
https://github.com/argoproj/argo-cd/pull/3773

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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.