Information disclosure in Dex - CVE-2022-39222
Published: October 13, 2022
Vulnerability identifier: #VU68302
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-39222
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Dex IdP
Affected software:
Dex
Dex
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to the way OAuth are handled during the OIDC flow. A remote attacker can trick the victim to navigate to a malicious website and guiding them through the OIDC flow, steal the OAuth authorization code in the process. The authorization code then can be exchanged by the attacker for a token, gaining access to applications accepting that token.
How to mitigate CVE-2022-39222
Install updates from vendor's website.