cve/2017/CVE-2017-17858.md

### [CVE-2017-17858](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-17858)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

Heap-based buffer overflow in the ensure_solid_xref function in pdf/pdf-xref.c in Artifex MuPDF 1.12.0 allows a remote attacker to potentially execute arbitrary code via a crafted PDF file, because xref subsection object numbers are unrestricted.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/0xCyberY/CVE-T4PDF
- https://github.com/ARPSyndicate/cvemon
- https://github.com/andir/nixos-issue-db-example
- https://github.com/mzet-/Security-Advisories