#VU87654 Improper Authentication in Spring Authorization Server - CVE-2024-22258
Published: March 20, 2024
Vulnerability identifier: #VU87654
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2024-22258
CWE-ID: CWE-287
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Spring Authorization Server
Spring Authorization Server
Software vendor:
Spring
Spring
Description
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to PKCE downgrade when a Confidential Client uses PKCE for the Authorization Code Grant. A remote attacker can bypass authentication process and gain unauthorized access to the application.
Remediation
Install updates from vendor's website.