CVE-2020-1697 : Vulnerability Insights and Analysis
Learn about CVE-2020-1697 affecting Keycloak versions prior to 9.0.0, allowing Stored XSS attacks. Find mitigation steps and recommended security practices here.
Keycloak versions before 9.0.0 have a vulnerability that allows for Stored XSS attacks via improper validation of external application links in the admin console.
Understanding CVE-2020-1697
This CVE involves a security issue in Red Hat's Keycloak versions prior to 9.0.0, enabling potential Stored XSS attacks.
What is CVE-2020-1697?
Keycloak versions before 9.0.0 inadequately validate URLs to external applications in the admin console, creating the potential for Stored XSS attacks where authenticated malicious users can manipulate URLs to deceive users from other realms.
The Impact of CVE-2020-1697
The vulnerability could lead to Stored XSS attacks, allowing malicious users to trick real users and potentially conduct further exploits.
Technical Details of CVE-2020-1697
This section outlines the technical aspects of the CVE.
Vulnerability Description
The vulnerability arises from improper validation of external application links in the Keycloak admin console, potentially leading to Stored XSS attacks.
Affected Systems and Versions
- Product: Keycloak
- Vendor: Red Hat
- Vulnerable Versions: All versions before 9.0.0
Exploitation Mechanism
The lack of proper validation in Keycloak versions before 9.0.0 enables authenticated malicious users to craft URLs to deceive users from different realms, facilitating Stored XSS attacks.
Mitigation and Prevention
Protective measures to mitigate and prevent exploitation of CVE-2020-1697.
Immediate Steps to Take
- Upgrade Keycloak to version 9.0.0 or later to patch the vulnerability.
- Regularly monitor and inspect URLs and links within the admin console for suspicious activities.
- Educate users on safe browsing practices and awareness regarding phishing attacks.
Long-Term Security Practices
- Implement regular security audits and penetration testing to identify and address vulnerabilities.
- Utilize web application firewalls to help prevent XSS attacks and other web-based threats.
Patching and Updates
Apply all security patches and updates released by Red Hat for Keycloak to ensure ongoing protection against vulnerabilities.