cve/2019/CVE-2019-3835.md

### [CVE-2019-3835](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-3835)
![](https://img.shields.io/static/v1?label=Product&message=ghostscript&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-648&color=brighgreen)

### Description

It was found that the superexec operator was available in the internal dictionary in ghostscript before 9.27. A specially crafted PostScript file could use this flaw in order to, for example, have access to the file system outside of the constrains imposed by -dSAFER.

### POC

#### Reference
- http://packetstormsecurity.com/files/152367/Slackware-Security-Advisory-ghostscript-Updates.html
- http://packetstormsecurity.com/files/152367/Slackware-Security-Advisory-ghostscript-Updates.html
- https://bugs.ghostscript.com/show_bug.cgi?id=700585
- https://bugs.ghostscript.com/show_bug.cgi?id=700585

#### Github
- https://github.com/ARPSyndicate/cvemon