cve/2022/CVE-2022-34709.md

### [CVE-2022-34709](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-34709)
![](https://img.shields.io/static/v1?label=Product&message=Windows%2010%20Version%201507&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%2010%20Version%201607&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%2010%20Version%201809&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%2010%20Version%2020H2&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%2010%20Version%2021H1&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%2010%20Version%2021H2&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%2011%20version%2021H2&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%20Server%202016%20(Server%20Core%20installation)&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%20Server%202016&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%20Server%202019%20(Server%20Core%20installation)&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%20Server%202019&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%20Server%202022&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Windows%20Server%20version%2020H2&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=10.0.0%3C%2010.0.10240.19387%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=10.0.0%3C%2010.0.14393.5291%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=10.0.0%3C%2010.0.17763.3287%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=10.0.0%3C%2010.0.19042.1889%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=10.0.0%3C%2010.0.19043.1889%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=10.0.0%3C%2010.0.19044.1889%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=10.0.0%3C%2010.0.20348.887%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=10.0.0%3C%2010.0.22000.856%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Security%20Feature%20Bypass&color=brighgreen)

### Description

Windows Defender Credential Guard Security Feature Bypass Vulnerability

### POC

#### Reference
- http://packetstormsecurity.com/files/168314/Windows-Credential-Guard-ASN1-Decoder-Type-Confusion-Privilege-Escalation.html

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/SafeBreach-Labs/WindowsDowndate