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CVE-2022-30190 PoC — Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability

Source
https://github.com/derco0n/mitigate-folina
Associated Vulnerability
Title:Microsoft Windows Support Diagnostic Tool (MSDT) Remote Code Execution Vulnerability (CVE-2022-30190)
Description:A remote code execution vulnerability exists when MSDT is called using the URL protocol from a calling application such as Word. An attacker who successfully exploits this vulnerability can run arbitrary code with the privileges of the calling application. The attacker can then install programs, view, change, or delete data, or create new accounts in the context allowed by the user’s rights. Please see the MSRC Blog Entry for important information about steps you can take to protect your system from this vulnerability.
Description
Mitigates the "Folina"-ZeroDay (CVE-2022-30190)
Readme
# mitigate-folina
Mitigates the "Folina"-ZeroDay (CVE-2022-30190) and "Search"-Nightmare (no CVE given at the moment)

This script will backup and then remove the affected registry key (as suggested by Microsoft) to mitigate CVE-2022-30190).
If parameterized with "-revert" the script will reimport the key.
This can be used when Microsoft releases a patch.

Script must be run as administrator or NT-AUTHORITY\SYSTEM (can be deployed via GPP as a startscript or scheduled task)

- https://msrc-blog.microsoft.com/2022/05/30/guidance-for-cve-2022-30190-microsoft-support-diagnostic-tool-vulnerability/
- https://www.heise.de/news/Zero-Day-Luecke-Erste-Cybergangs-greifen-MSDT-Sicherheitsluecke-an-7128265.html
- https://www.heise.de/news/Zero-Day-Luecke-in-MS-Office-Microsoft-gibt-Empfehlungen-7126993.html
- https://www.bleepingcomputer.com/news/security/new-windows-search-zero-day-added-to-microsoft-protocol-nightmare/
File Snapshot

 [4.0K]  /data/pocs/012e1e96a250d32c048ca8e9f2986687474ac5f7
├── [ 34K]  LICENSE
├── [6.4K]  mitigate-folina.ps1
├── [6.4K]  mitigate-searchms.ps1
└── [ 925]  README.md

0 directories, 4 files
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