CVE-2018-5688 : Security Advisory and Response
Discover the impact of CVE-2018-5688, a cross-site scripting vulnerability in ILIAS versions before 5.2.4. Learn about affected systems, exploitation details, and mitigation steps.
CVE-2018-5688 is a vulnerability in ILIAS versions prior to 5.2.4 that allows for XSS attacks through a specific parameter. Learn about the impact, technical details, and mitigation steps.
Understanding CVE-2018-5688
This CVE identifies a cross-site scripting (XSS) vulnerability in ILIAS versions before 5.2.4, affecting the displayHeader function in the Setup component.
What is CVE-2018-5688?
The version of ILIAS prior to 5.2.4 is vulnerable to XSS attacks through the cmd parameter in the displayHeader function found in setup/classes/class.ilSetupGUI.php within the Setup component.
The Impact of CVE-2018-5688
This vulnerability could allow an attacker to execute malicious scripts in the context of an unsuspecting user's browser, potentially leading to unauthorized actions or data theft.
Technical Details of CVE-2018-5688
This section provides more in-depth technical information about the vulnerability.
Vulnerability Description
ILIAS before 5.2.4 has XSS via the cmd parameter to the displayHeader function in setup/classes/class.ilSetupGUI.php in the Setup component.
Affected Systems and Versions
- Product: ILIAS
- Vendor: Not applicable
- Versions affected: All versions before 5.2.4
Exploitation Mechanism
The vulnerability can be exploited by manipulating the cmd parameter in the displayHeader function, allowing an attacker to inject and execute malicious scripts.
Mitigation and Prevention
To protect systems from CVE-2018-5688, follow these mitigation and prevention strategies.
Immediate Steps to Take
- Upgrade ILIAS to version 5.2.4 or later to eliminate the vulnerability.
- Implement input validation and output encoding to prevent XSS attacks.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Conduct security audits and penetration testing to identify and remediate potential weaknesses.
Patching and Updates
- Stay informed about security advisories and updates from ILIAS.
- Apply patches promptly to ensure the security of your systems.