Unauthenticated Configuration Overwrite in TrueBooker WordPress Plugin

Executive Summary

The TrueBooker WordPress plugin before version 1.3.0 has a vulnerability where it does not perform proper capability checks on one of its setup handlers. The token used for access control is issued to unauthenticated visitors, allowing anyone to overwrite the entire plugin configuration and discard settings they do not provide.

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Detection Guidance

Check if the TrueBooker WordPress plugin version is below 1.3.0. Inspect network traffic for unauthorized POST requests to plugin setup handlers. Review WordPress logs for suspicious configuration changes.

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Impact Analysis

This vulnerability allows attackers to modify the plugin's configuration without authentication. They could change settings, disable features, or reset the plugin to default values, potentially disrupting functionality or causing data loss.

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Compliance Impact

This vulnerability could potentially impact compliance with GDPR and HIPAA by allowing unauthorized modifications to plugin settings. Unauthenticated attackers could overwrite configuration, which might include settings related to data handling, user access, or logging. Such changes could lead to improper data processing, unauthorized access, or failure to maintain required security controls, violating compliance requirements.

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Mitigation Strategies

Update the TrueBooker plugin to version 1.3.0 or later. Remove or disable the plugin if not needed. Implement strict access controls on WordPress admin interfaces.

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