CVEs-PoC/2020/CVE-2020-27787.md

### [CVE-2020-27787](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-27787)
![](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%20-%20Improper%20Restriction%20of%20Operations%20within%20the%20Bounds%20of%20a%20Memory%20Buffer&color=brighgreen)

### Description

A Segmentaation fault was found in UPX in invert_pt_dynamic() function in p_lx_elf.cpp. An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.

### POC

#### Reference
- https://github.com/upx/upx/issues/333

#### Github
- https://github.com/Live-Hack-CVE/CVE-2020-27787