SB2020122206 - Security restrictions bypass in Red Hat Single Sign-On Keycloak component
Published: December 22, 2020
Security Bulletin ID
SB2020122206
Severity
Medium
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) Security restrictions bypass (CVE-ID: CVE-2020-27826)
The vulnerability allows a remote user to escalate privileges within the application.
The vulnerability exists within the REST API functionality. Remote users can change their attributes, such as NameID and impersonate administrative users of the application.
Remediation
Install update from vendor's website.