CVEs-PoC/2020/CVE-2020-27799.md

### [CVE-2020-27799](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27799)
![](https://img.shields.io/static/v1?label=Product&message=upx&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-119&color=brighgreen)

### Description

A heap-based buffer over-read was discovered in the acc_ua_get_be32 function in miniacc.h in UPX 4.0.0 via a crafted Mach-O file.

### POC

#### Reference
- https://github.com/upx/upx/issues/391

#### Github
- https://github.com/Live-Hack-CVE/CVE-2020-27799