SERVER-OTHER -- Snort has detected traffic exploiting vulnerabilities in a server in the network.
SERVER-OTHER OpenSMTPD mta_io remote command injection attempt
This rule looks for an attempt to exploit an out of bounds read vulnerability in OpenSMPTD that can be exploited to perform command injection on both the client-side and server-side with elevated privileges in some cases.
What To Look For
This rule alerts on an attempt to exploit a privilege escalation and command injection vulnerability in OpenSMTPD.
No public information
No known false positives
Cisco Talos Intelligence Group