### [CVE-2018-20453](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20453)
![](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

The getlong function in numutils.c in libdoc through 2017-10-23 has a heap-based buffer over-read that allows attackers to cause a denial of service (application crash) via a crafted file.

### POC

#### Reference
- https://github.com/uvoteam/libdoc/issues/1
- https://github.com/uvoteam/libdoc/issues/1

#### Github
No PoCs found on GitHub currently.