SB2017051504 - Authentication bypass in Red Hat Single Sign-On
Published: May 15, 2017
Security Bulletin ID
SB2017051504
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Authentication bypass (CVE-ID: CVE-2017-7474)
The vulnerability allows a remote authenticated user to bypass security restrictions on the target system.The weakness exists due to improper handling of invalid tokens by the Keycloak Node.js adapter. A remote attacker can bypass authentication restrictions and access sensitive information on a targeted system to conduct further attacks.
Successful exploitation of the vulnerability results in authentication bypass.
Remediation
Install update from vendor's website.