cve/2020/CVE-2020-10809.md

### [CVE-2020-10809](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-10809)
![](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

An issue was discovered in HDF5 through 1.12.0. A heap-based buffer overflow exists in the function Decompress() located in decompress.c. It can be triggered by sending a crafted file to the gif2h5 binary. It allows an attacker to cause Denial of Service.

### POC

#### Reference
- https://github.com/Loginsoft-Research/hdf5-reports/tree/master/Vuln_1
- https://github.com/Loginsoft-Research/hdf5-reports/tree/master/Vuln_1
- https://research.loginsoft.com/bugs/heap-overflow-in-decompress-c-hdf5-1-13-0/
- https://research.loginsoft.com/bugs/heap-overflow-in-decompress-c-hdf5-1-13-0/

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