CVEs-PoC/2021/CVE-2021-20193.md

### [CVE-2021-20193](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20193)
![](https://img.shields.io/static/v1?label=Product&message=tar&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=1.33%20and%20earlier%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-401-%3ECWE-125&color=brightgreen)

### Description

A flaw was found in the src/list.c of tar 1.33 and earlier. This flaw allows an attacker who can submit a crafted input file to tar to cause uncontrolled consumption of memory. The highest threat from this vulnerability is to system availability.

### POC

#### Reference
- https://bugzilla.redhat.com/show_bug.cgi?id=1917565
- https://savannah.gnu.org/bugs/?59897

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/PajakAlexandre/wik-dps-tp02