### [CVE-2018-3665](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-3665)
![](https://img.shields.io/static/v1?label=Product&message=Intel%20Core-based%20microprocessors&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Information%20Disclosure&color=brighgreen)

### Description

System software utilizing Lazy FP state restore technique on systems using Intel Core-based microprocessors may potentially allow a local process to infer data from another process through a speculative execution side channel.

### POC

#### Reference
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
- https://help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+Data+Center+Expert+v7.6.0
- https://usn.ubuntu.com/3696-1/
- https://usn.ubuntu.com/3696-1/
- https://usn.ubuntu.com/3698-1/
- https://usn.ubuntu.com/3698-1/
- https://usn.ubuntu.com/3698-2/
- https://usn.ubuntu.com/3698-2/
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://www.oracle.com/security-alerts/cpujul2020.html

#### Github
- https://github.com/Lee-1109/SpeculativeAttackPoC
- https://github.com/codexlynx/hardware-attacks-state-of-the-art
- https://github.com/github-3rr0r/TEApot
- https://github.com/nsacyber/Hardware-and-Firmware-Security-Guidance