Open Redirect in HUMANIST Digital Human Resources

Executive Summary

This vulnerability is an open redirect issue in Bilin Software's HUMANIST Digital Human Resources software. It allows attackers to trick users into visiting malicious websites by redirecting them from a trusted source to an untrusted one, enabling phishing attacks.

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Detection Guidance

Detecting open redirect vulnerabilities typically involves checking web application logs for unusual URL patterns or user inputs that redirect to untrusted domains. Manually test by appending different URLs to application endpoints and observing if redirects occur to external sites. Automated tools like OWASP ZAP or Burp Suite can scan for such vulnerabilities.

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Impact Analysis

This vulnerability could lead to phishing attacks where users are deceived into visiting fake websites that steal credentials or install malware. Users of the affected HUMANIST Digital Human Resources software versions before 26.1 are at risk.

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Compliance Impact

This vulnerability enables phishing attacks through open redirect flaws, which could lead to unauthorized data access or disclosure. Such incidents may violate GDPR's data protection requirements or HIPAA's safeguards for protected health information if exploited.

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Mitigation Strategies

Update HUMANIST Digital Human Resources to version 26.1 or later to address the vulnerability. Implement input validation to ensure URLs only redirect to trusted domains. Configure web server rules to block external redirects and monitor for suspicious redirect patterns in logs.

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