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CVE-2021-42321 PoC — Microsoft Exchange Server Remote Code Execution Vulnerability

Source
https://github.com/7BitsTeam/exch_CVE-2021-42321
Associated Vulnerability
Title:Microsoft Exchange Server Remote Code Execution Vulnerability (CVE-2021-42321)
Description:Microsoft Exchange Server Remote Code Execution Vulnerability
Readme
# exch_CVE-2021-42321

## 本文是7bits安全团队文章《DotNet安全-CVE-2021-42321复现》涉及到的工具

TypeConfuse链改为写入文件，bypass windows definder禁用w3wp.exe启动进程。

将此文件覆盖ysoserial.net原始文件，重新编译即可。

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![](/images/qrcode.jpg)
File Snapshot

 [4.0K]  /data/pocs/bd1282a04fa26c174abe33f7a300342e868aae02
├── [4.0K]  images
│   └── [ 27K]  qrcode.jpg
├── [ 349]  README.md
└── [ 14K]  TypeConfuseDelegateGenerator.cs

1 directory, 3 files
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