Split Tunnel SMTP Exploit Explained

Published: May 23, 2017 Security Research By: Vikas Singla & Jason Morris Executive Summary: Exploit: The Split Tunnel SMTP Exploit allows an attacker to bypass an organization’s email security gateway and inject messages with malicious payloads directly into the victim’s email server. This exploit targets a newly discovered vulnerability in popular Email Encryption appliances as a backdoor.  Injectable payloads