CVEs-PoC/2020/CVE-2020-7460.md

### [CVE-2020-7460](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-7460)
![](https://img.shields.io/static/v1?label=Product&message=FreeBSD&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Kernel%20out%20of%20bounds%20write&color=brighgreen)

### Description

In FreeBSD 12.1-STABLE before r363918, 12.1-RELEASE before p8, 11.4-STABLE before r363919, 11.4-RELEASE before p2, and 11.3-RELEASE before p12, the sendmsg system call in the compat32 subsystem on 64-bit platforms has a time-of-check to time-of-use vulnerability allowing a mailcious userspace program to modify control message headers after they were validation.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/Whiteh4tWolf/xcodefreebsdsploit
- https://github.com/alphaSeclab/sec-daily-2020
- https://github.com/kurniawandata/xcodefreebsdsploit