SB2022071515 - Multiple vulnerabilities in Argo CD

Description

This security bulletin contains information about 2 vulnerabilities.

1) Improper Certificate Validation (CVE-ID: CVE-2022-31105)

CWE-ID: CWE-295 - Improper Certificate Validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to improper server certificate verification. A remote attacker can cause Argo CD to trust a malicious (or otherwise untrustworthy) OIDC provider.

2) Cross-site scripting (CVE-ID: CVE-2022-31102)

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear

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 the /auth/callback page. A remote user 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.

Remediation

Install update from vendor's website.

References

• https://github.com/argoproj/argo-cd/security/advisories/GHSA-7943-82jg-wmw5
• https://github.com/argoproj/argo-cd/releases/tag/v2.3.6
• https://github.com/argoproj/argo-cd/releases/tag/v2.4.5
• https://github.com/argoproj/argo-cd/security/advisories/GHSA-pmjg-52h9-72qv