CVE-2018-1926 Explained : Impact and Mitigation
Learn about CVE-2018-1926 affecting IBM WebSphere Application Server versions 7.0, 8.0, 8.5, and 9.0 Admin Console. Understand the impact, technical details, and mitigation steps.
IBM WebSphere Application Server versions 7.0, 8.0, 8.5, and 9.0 Admin Console are vulnerable to cross-site request forgery, potentially allowing remote attackers to manipulate applications.
Understanding CVE-2018-1926
The vulnerability identified in IBM WebSphere Application Server Admin Console could lead to a CSRF attack, impacting the integrity of accessible applications.
What is CVE-2018-1926?
The 7.0, 8.0, 8.5, and 9.0 versions of IBM WebSphere Application Server Admin Console are susceptible to cross-site request forgery due to inadequate user input validation. Attackers can exploit this by tricking users into clicking malicious URLs.
The Impact of CVE-2018-1926
- CVSS Base Score: 4.3 (Medium Severity)
- Attack Vector: Network
- Attack Complexity: Low
- User Interaction: Required
- Integrity Impact: Low
- Exploit Code Maturity: Unproven
- This vulnerability could allow attackers to perform unauthorized actions on accessible applications.
Technical Details of CVE-2018-1926
Vulnerability Description
The vulnerability arises from insufficient validation of user input in the Admin Console, enabling attackers to execute CSRF attacks.
Affected Systems and Versions
- IBM WebSphere Application Server 7.0
- IBM WebSphere Application Server 8.0
- IBM WebSphere Application Server 8.5
- IBM WebSphere Application Server 9.0
Exploitation Mechanism
- Attackers can craft malicious URLs to trick users into making unintended requests, potentially leading to unauthorized changes in applications.
Mitigation and Prevention
Immediate Steps to Take
- Apply official fixes provided by IBM to address the vulnerability.
- Educate users about the risks of clicking on unknown or suspicious URLs.
Long-Term Security Practices
- Regularly update and patch the WebSphere Application Server to mitigate potential vulnerabilities.
- Implement secure coding practices to enhance application security.
- Monitor and restrict user access to critical functions to prevent unauthorized changes.
Patching and Updates
- Stay informed about security updates and patches released by IBM for the WebSphere Application Server.