CVEs-PoC/2019/CVE-2019-13173.md

CVE-2019-13173

Description

fstream before 1.0.12 is vulnerable to Arbitrary File Overwrite. Extracting tarballs containing a hardlink to a file that already exists in the system, and a file that matches the hardlink, will overwrite the system's file with the contents of the extracted file. The fstream.DirWriter() function is vulnerable.

POC

Reference

No PoCs from references.

Github

• https://github.com/ossf-cve-benchmark/CVE-2019-13173