Rule Category

SERVER-WEBAPP -- Snort has detected traffic exploiting vulnerabilities in web based applications on servers.

Alert Message

SERVER-WEBAPP Trend Micro InterScan Web Security Virtual Appliance command injection attempt

Rule Explanation

This rule looks for a malicious HTTP request sent to Trend Micro InterScan Web Security Virtual Appliance that contains a command injection metacharacter present in either of the following parameters: select_interval.

What To Look For

This rule fires on HTTP requests intended to exploit a command injection vulnerability in Trend Micro InterScan Web Security Virtual Appliance.

Known Usage

No public information

False Positives

No known false positives


Cisco Talos

MITRE ATT&CK Framework

Tactic: Initial Access

Technique: Exploit Public-Facing Application

For reference, see the MITRE ATT&CK vulnerability types here:

Rule Vulnerability

Command Injection

Command Injection attacks target applications that allow unsafe user-supplied input. Attackers transmit this input via forms, cookies, HTTP headers, etc. and exploit the applications permissions to execute system commands without injecting code.

CVE Additional Information