Missing Authorization in SmartAdmin Allows Privilege Escalation

Executive Summary

SmartAdmin through version 3.30.0 has a missing authorization vulnerability in the AdminProtectController. This allows authenticated low-privileged employees to modify system-wide protection settings. Attackers can exploit unprotected endpoints like updateConfig and loginFail batchDelete to disable login lockout, two-factor authentication, weaken password rules, and clear lockout records.

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Detection Guidance

Check for unauthorized modifications to AdminProtectController settings. Review logs for calls to updateConfig and loginFail batchDelete endpoints. Verify if low-privileged users have access to system-wide protection settings.

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Impact Analysis

This vulnerability allows attackers with low privileges to weaken security controls. They can disable login protections, bypass two-factor authentication, and reduce password strength requirements. This increases the risk of unauthorized access to sensitive systems and data.

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Compliance Impact

This vulnerability can lead to non-compliance with GDPR and HIPAA by allowing unauthorized access to personal or health data. Disabling security controls like login lockout and two-factor authentication violates data protection requirements for access control and authentication.

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Mitigation Strategies

Apply vendor patches if available. Restrict access to AdminProtectController endpoints. Audit and revoke unnecessary privileges for low-privileged users. Enable logging for these endpoints to monitor unauthorized changes.

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