CVEs-PoC/2010/CVE-2010-2020.md

### [CVE-2010-2020](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-2020)
![](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

sys/nfsclient/nfs_vfsops.c in the NFS client in the kernel in FreeBSD 7.2 through 8.1-PRERELEASE, when vfs.usermount is enabled, does not validate the length of a certain fhsize parameter, which allows local users to gain privileges via a crafted mount request.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/Snoopy-Sec/Localroot-ALL-CVE