Open Redirect Vulnerability in IBM WebSphere Application Server

Executive Summary

This vulnerability is an open redirect attack in IBM WebSphere Application Server 9.0, 8.5, and Liberty. It allows a remote attacker to trick users into visiting a malicious site by disguising the URL as trusted. The attacker exploits this to redirect victims to harmful websites, potentially stealing sensitive information or launching further attacks.

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Detection Guidance

This vulnerability involves open redirect attacks in IBM WebSphere Application Server. Detection requires checking for unusual URL redirections in web server logs or application configurations. Monitor for requests to suspicious domains or unexpected redirects in WebSphere logs. No specific commands are provided in the context.

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Impact Analysis

If you use affected IBM WebSphere versions, you risk phishing attacks where attackers steal credentials or sensitive data. Users may unknowingly visit malicious sites, leading to malware infections, financial loss, or unauthorized access to systems.

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Compliance Impact

This vulnerability could violate GDPR by exposing user data through phishing, leading to unauthorized access. For HIPAA, it may compromise protected health information if attackers gain access to systems. Compliance failures could result in fines or legal penalties.

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Mitigation Strategies

Apply IBM's official patches or updates for WebSphere Application Server 9.0, 8.5, and Liberty. Configure strict URL validation in WebSphere to block unauthorized redirects. Review and restrict access to redirect endpoints in application settings. Monitor for phishing attempts targeting users.

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