CVE-2019-4450 : What You Need to Know
Learn about CVE-2019-4450 affecting IBM i versions 7.2, 7.3, and 7.4. Understand the impact, technical details, and mitigation steps for this cross-site scripting vulnerability.
IBM i 7.2, 7.3, and 7.4 for i are vulnerable to a cross-site scripting (XSS) security issue that allows attackers to insert malicious JavaScript code into the Web UI, potentially leading to credential exposure within trusted sessions.
Understanding CVE-2019-4450
This CVE involves a security vulnerability in IBM i versions 7.2, 7.3, and 7.4 that can be exploited for cross-site scripting attacks.
What is CVE-2019-4450?
- The vulnerability in IBM i versions 7.2, 7.3, and 7.4 allows users to inject JavaScript code into the Web UI.
- Attackers can manipulate the intended functionality, potentially exposing sensitive credentials during a trusted session.
The Impact of CVE-2019-4450
- Attackers can exploit this vulnerability to compromise the security and integrity of affected systems.
- Disclosure of sensitive information and unauthorized access are possible consequences.
Technical Details of CVE-2019-4450
This section provides detailed technical information about the CVE.
Vulnerability Description
- Type: Cross-Site Scripting (XSS)
- IBM X-Force ID: 163492
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: None
- User Interaction: Required
Affected Systems and Versions
- Affected Product: IBM i
- Affected Versions: 7.2, 7.3, 7.4
Exploitation Mechanism
- Attackers exploit the vulnerability by injecting malicious JavaScript code into the Web UI of IBM i versions 7.2, 7.3, and 7.4.
Mitigation and Prevention
Protecting systems from CVE-2019-4450 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply official fixes provided by IBM to address the vulnerability.
- Educate users about the risks of executing untrusted scripts in the Web UI.
- Monitor and restrict user input to prevent malicious code injection.
Long-Term Security Practices
- Regularly update and patch IBM i systems to mitigate known vulnerabilities.
- Implement secure coding practices to prevent XSS attacks.
Patching and Updates
- Stay informed about security bulletins and updates from IBM to apply patches promptly.