cve/2013/CVE-2013-4420.md

### [CVE-2013-4420](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4420)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%20n%2Fa%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

Multiple directory traversal vulnerabilities in the (1) tar_extract_glob and (2) tar_extract_all functions in libtar 1.2.20 and earlier allow remote attackers to overwrite arbitrary files via a .. (dot dot) in a crafted tar file.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/andir/nixos-issue-db-example