cve/2016/CVE-2016-0787.md

### [CVE-2016-0787](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-0787)
![](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 diffie_hellman_sha256 function in kex.c in libssh2 before 1.7.0 improperly truncates secrets to 128 or 256 bits, which makes it easier for man-in-the-middle attackers to decrypt or intercept SSH sessions via unspecified vectors, aka a "bits/bytes confusion bug."

### POC

#### Reference
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/RedHatSatellite/satellite-host-cve