Missing Authorization in Booking and Rental Manager for WooCommerce

Executive Summary

This vulnerability is a Missing Authorization issue in the magepeopleteam Booking and Rental Manager plugin for WooCommerce. It occurs due to incorrectly configured access control security levels, which means that the system does not properly restrict access to certain functions or data. This flaw affects versions up to and including 2.6.9 of the Booking and Rental Manager.

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Detection Guidance

Detecting this vulnerability involves checking if the affected plugin, Booking and Rental Manager for WooCommerce, is installed on your WordPress site and verifying its version.

• Check the installed version of the Booking and Rental Manager plugin. If the version is 2.6.9 or lower, the system is vulnerable.
• You can inspect the plugin version by navigating to the WordPress admin dashboard, then going to 'Plugins' and locating 'Booking and Rental Manager for WooCommerce' in the list.
• Alternatively, you can check the plugin version via the command line by searching for the plugin directory in wp-content/plugins/ and reading the version from the plugin's main PHP file or readme.txt.

Example command to check the plugin version via command line (Linux):

• grep 'Version:' wp-content/plugins/booking-and-rental-manager-for-woocommerce/booking-and-rental-manager.php

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Impact Analysis

The vulnerability can allow unauthorized users to exploit the system because of improper access control. According to the CVSS score of 6.5, it has a medium severity with network attack vector, low attack complexity, no privileges required, and no user interaction needed. The impact includes integrity and availability loss, meaning attackers could potentially alter data or disrupt service.

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Compliance Impact

This vulnerability involves a missing authorization check, which could allow unauthorized users to exploit incorrectly configured access control security levels in the Booking and Rental Manager plugin for WooCommerce. This type of issue can have implications for compliance with standards and regulations depending on the data or systems involved.

• GDPR: If the plugin handles personal data of EU citizens, unauthorized access due to this vulnerability could lead to unauthorized data exposure or modification, violating GDPR principles such as data protection by design (Article 25) and integrity and confidentiality (Article 5(1)(f)).
• HIPAA: If the plugin is used in a healthcare context to manage bookings or rentals involving protected health information (PHI), this vulnerability could result in unauthorized access to PHI, violating the HIPAA Security Rule's requirements for access controls (45 CFR § 164.310(a)(1)) and audit controls (45 CFR § 164.312(b)).

The impact on compliance depends on the specific use case and data processed by the affected plugin. Organizations should assess whether the vulnerability exposes regulated data or systems and take corrective actions to mitigate risks.

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Mitigation Strategies

To mitigate this vulnerability, follow these steps:

• Update the Booking and Rental Manager for WooCommerce plugin to the latest version if an update is available. The vendor may have released a patch to address the issue.
• If no update is available, consider disabling the plugin temporarily until a patch is released to reduce the risk of exploitation.
• Review and restrict access control settings for the plugin to ensure only authorized users can interact with it. This may involve adjusting WordPress user roles and capabilities.
• Monitor the plugin vendor's official website or security advisories for updates or patches related to this vulnerability.
• Implement a web application firewall (WAF) to help block potential exploitation attempts targeting this vulnerability.

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