Smartermail 6919 Exploit ((new)) 💯
Ensure that any low-privileged service accounts or local access points are heavily audited. Even with the patch applied, the local availability of port 17001 means that a low-privileged attacker who has already established a footprint on the server could theoretically use it as a local privilege escalation vector. Checking System Status
Because the underlying SmarterMail background engine runs as a deeply integrated core service on Microsoft Windows, it possesses maximum operating system access.
These endpoints were engineered to handle internal configurations and routine mail operations by accepting structured data. However, they lack strict validation protocols. Mechanism of Action smartermail 6919 exploit
Block external access to 17001 via TCP at the perimeter firewall.
The SmarterMail service receives this payload and attempts to "deserialize" it—converting the data back into a live object in the server's memory. Ensure that any low-privileged service accounts or local
When an application receives data from an external source, it must convert that data from a byte stream back into an object structure (deserialization). CVE-2019-7214 occurs because the SmarterMail .NET remoting framework accepts raw serialized data over port 17001 without validating its legitimacy.
6919 (build 6919). After searching online for an exploit targeting SmarterMail 6919, I found a relevant entry on ExploitDB. Muhammad Ichwan The SmarterMail service receives this payload and attempts
A public module for this exploit is available in the Metasploit Framework .
An attacker could send a crafted POST request to ExecuteCommand with a Command value like:
