cve/2023/CVE-2023-21808.md

### [CVE-2023-21808](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-21808)
![](https://img.shields.io/static/v1?label=Product&message=.NET%206.0&color=blue)
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![](https://img.shields.io/static/v1?label=Product&message=Microsoft%20.NET%20Framework%204.6.2&color=blue)
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![](https://img.shields.io/static/v1?label=Product&message=Microsoft%20Visual%20Studio%202013%20Update%205&color=blue)
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![](https://img.shields.io/static/v1?label=Product&message=Microsoft%20Visual%20Studio%202017%20version%2015.9%20(includes%2015.0%20-%2015.8)&color=blue)
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![](https://img.shields.io/static/v1?label=Product&message=PowerShell%207.2&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=12.0.0%3C%2012.0.40700.0%20&color=brighgreen)
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![](https://img.shields.io/static/v1?label=Version&message=4.7.0%3C%204.7.04038.06%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=4.7.0%3C%204.7.04614.08%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Version&message=4.8.0%3C%2010.0.04614.06%20&color=brighgreen)
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![](https://img.shields.io/static/v1?label=Version&message=4.8.1%3C%2010.0.09139.02%20&color=brighgreen)
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![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-416%3A%20Use%20After%20Free&color=brighgreen)

### Description

.NET and Visual Studio Remote Code Execution Vulnerability

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/SohelParashar/.Net-Deserialization-Cheat-Sheet