source: https://www.securityfocus.com/bid/35677/info

Oracle Database is prone to a remote heap memory-corruption vulnerability in Network Foundation.

The vulnerability can be exploited over the 'Oracle Net' protocol. An attacker doesn't require privileges to exploit this vulnerability.

Successfully exploiting this issue will allow the attacker to execute arbitrary code within the context of the affected application. Failed exploit attempts will result in a denial-of-service condition. 

https://github.com/offensive-security/exploitdb-bin-sploits/raw/master/bin-sploits/33080.zip