JeecgBoot Missing Authorization in SysMessageController

Executive Summary

JeecgBoot through version 3.9.5 has a missing authorization vulnerability in the SysMessageController deleteBatch handler. This flaw allows low-privileged authenticated users to delete message records without proper authorization checks. Attackers can exploit this by obtaining record IDs from an unprotected list endpoint and submitting them to the deleteBatch function to remove any message push records, including pending queued messages.

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Detection Guidance

Detecting this vulnerability involves checking for unauthorized deletions of message records in JeecgBoot systems. Monitor logs for DELETE requests to SysMessageController deleteBatch endpoint by low-privileged users. Verify if users can access message records without proper authorization checks.

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Impact Analysis

This vulnerability allows unauthorized users to delete important message records, potentially causing loss of critical communications or data. It could disrupt workflows, lead to missed notifications, or compromise the integrity of message queues. The impact is higher for systems relying on message pushes for operations.

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Compliance Impact

This vulnerability could impact compliance by allowing unauthorized deletion of message records, which may include sensitive data. For GDPR, this could violate data integrity and accountability principles. For HIPAA, it might compromise protected health information integrity. Organizations may face compliance violations if such unauthorized deletions occur.

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Mitigation Strategies

Immediately update JeecgBoot to version 3.9.5 or later. Implement strict access controls to ensure only authorized users can delete message records. Review and restrict permissions for the SysMessageController endpoints to prevent unauthorized access.

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