### [CVE-2007-5135](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-5135)
![](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

Off-by-one error in the SSL_get_shared_ciphers function in OpenSSL 0.9.7 up to 0.9.7l, and 0.9.8 up to 0.9.8f, might allow remote attackers to execute arbitrary code via a crafted packet that triggers a one-byte buffer underflow.  NOTE: this issue was introduced as a result of a fix for CVE-2006-3738.  As of 20071012, it is unknown whether code execution is possible.

### POC

#### Reference
- http://securityreason.com/securityalert/3179
- http://www.novell.com/linux/security/advisories/2007_20_sr.html

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/chnzzh/OpenSSL-CVE-lib