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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.

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Vulnerability Assessment Details

Session Initiation Protocol Detection

Vulnerability Assessment Summary
Checks if the remote system understands the SIP protocol

Detailed Explanation for this Vulnerability Assessment

Summary :

The remote system is a SIP signaling device.

Description :

The remote system is running software that speaks the Session
Initiation Protocol.

SIP is a messaging protocol to initiate communication sessions between
systems. It is a protocol used mostly in IP Telephony networks /
systems to setup, control and teardown sessions between two or more
systems.

See also :

http://en.wikipedia.org/wiki/Session_Initiation_Protocol

Solution :

If possible, filter incoming connections to the port so that it is
used by trusted sources only.

Network Security Threat Level:

None

Networks Security ID:

Vulnerability Assessment Copyright: This script is Copyright (C) 2006 Ferdy Riphagen and Josh Zlatin-Amishav

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