SB2022101340 - Concourse update for Dex
Published: October 13, 2022
Security Bulletin ID
SB2022101340
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2022-39222)
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.
Remediation
Install update from vendor's website.