Directory Traversal in Biztalk360 Upload Allows Unauthorized File Write

Executive Summary

This vulnerability exists in Biztalk360 versions before 11.5. It arises due to improper handling of user-provided input in an upload mechanism. An authenticated attacker can exploit this flaw to write files outside the intended destination directory or force an authentication from the service. This type of vulnerability is known as Directory Traversal.

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Impact Analysis

The vulnerability allows an authenticated attacker to write files outside the designated directory, which can lead to unauthorized file creation or modification on the server. Additionally, the attacker may coerce authentication from the service, potentially escalating privileges or bypassing security controls.

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