Daytime Service Detection

The remote host is running a 'daytime' service. This service is designed to give the local time of the day of this host to whoever connects to this port. The date format issued by this service may sometimes help an attacker to guess the operating system type of this host, or to set up timed...

Multiple Vendor phf CGI Arbitrary Command Execution

The 'phf' CGI is installed. This CGI has a well known security flaw that lets an attacker execute arbitrary commands with the privileges of the http daemon usually root or nobody. %NASLMINLEVEL 70300 C Tenable Network Security, Inc. include'deprecatednasllevel.inc'; include'compat.inc'; if...

Multiple Vendor Out Of Band Data DoS (WinNuke)

It was possible to crash the remote host using the 'Winnuke' attack, that is to send an OOB message to this port. An attacker may use this flaw to make this host crash continuously, preventing the system from working properly. C Tenable Network Security, Inc. include"compat.inc"; if description...

Echo Service Detection

The remote host is running the 'echo' service. This service echoes any data which is sent to it. This service is unused these days, so it is strongly advised that you disable it, as it may be used by attackers to set up denial of services attacks against this host. C Tenable Network Security, Inc...

Windows Management Instrumentation (WMI) Remote Command Execution

This module executes powershell on the remote host using the current user credentials or those supplied. Instead of using PSEXEC over TCP port 445 we use the WMIC command to start a Remote Procedure Call on TCP port 135 and an ephemeral port. Set ReverseListenerComm to tunnel traffic through that...