cve/2020/CVE-2020-9771.md

### [CVE-2020-9771](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-9771)
![](https://img.shields.io/static/v1?label=Product&message=macOS&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3C%20macOS%20Catalina%2010.15.4%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=A%20user%20may%20gain%20access%20to%20protected%20parts%20of%20the%20file%20system&color=brighgreen)

### Description

This issue was addressed with a new entitlement. This issue is fixed in macOS Catalina 10.15.4. A user may gain access to protected parts of the file system.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/HadessCS/Awesome-Privilege-Escalation
- https://github.com/Jymit/macos-notes
- https://github.com/amanszpapaya/MacPer
- https://github.com/houjingyi233/macOS-iOS-system-security