Compliance Impact

The vulnerability allows any authenticated user to read and write comments on any process across all business units by supplying an arbitrary object GUID, due to missing authorization checks. This Insecure Direct Object Reference (IDOR) flaw could lead to unauthorized access and modification of data.

Such unauthorized access and potential data exposure or modification can negatively impact compliance with data protection regulations like GDPR and HIPAA, which require strict access controls and protection of sensitive information.

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Executive Summary

This vulnerability is an Insecure Direct Object Reference (IDOR) in the Comment API of the affected application. Specifically, the API endpoints GET /api/Comment and POST /api/Comment do not perform proper authorization checks to verify if the requesting user has access rights to the object identified by the relatedObjectId.

As a result, any authenticated user can read and write comments on any process across all business units by supplying an arbitrary object GUID, bypassing intended access controls.

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Impact Analysis

This vulnerability allows unauthorized access to comment data across all business units within the application. An attacker or malicious user with valid authentication can read and modify comments on any process by using arbitrary object identifiers.

This can lead to unauthorized disclosure of sensitive information, manipulation of comment data, and potential disruption of business processes that rely on comment integrity.

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