MSXML 4.0 Remediation (PowerShell)

PowerShell script to remediate security findings related to Microsoft XML Core Services (MSXML) 4.0, which is unsupported and commonly flagged by vulnerability scanners.

This script I made unregisters the .dll files for MSXML 4 and renames them. This remediates the vulnerbility and it wont show up in Qualys scans anymore

Background

MSXML 4.0 is EOL and we now mainly use MSXML 6

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What this script does

• Unregisters MSXML 4 DLLs and renames the DLLs

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Requirements

• Windows
• PowerShell 5.1 or later
• Administrator privileges

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Usage

Run with elevated powershell. Can be run with SYSTEM