cve/2015/CVE-2015-1794.md

### [CVE-2015-1794](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-1794)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%20n%2Fa%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

The ssl3_get_key_exchange function in ssl/s3_clnt.c in OpenSSL 1.0.2 before 1.0.2e allows remote servers to cause a denial of service (segmentation fault) via a zero p value in an anonymous Diffie-Hellman (DH) ServerKeyExchange message.

### POC

#### Reference
- http://fortiguard.com/advisory/openssl-advisory-december-2015
- http://www.oracle.com/technetwork/security-advisory/cpuapr2016v3-2985753.html
- http://www.ubuntu.com/usn/USN-2830-1

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/Live-Hack-CVE/CVE-2015-1794
- https://github.com/chnzzh/OpenSSL-CVE-lib