11968.txt

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Rule

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Sid
11968

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Summary:
This event is generated when an attempt is made to send a malformed communication to a Voice over Internet Protocol (VoIP) device.

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Impact:
Unknown.

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Detailed Information:
This event indicates that "Inbound INVITE Message" has occurred.

Some events may indicate that a VoIP device is in use on the protected network. This may be a policy violation.

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Affected Systems:
Devices using VoIP.

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Attack Scenarios:
This is a possible policy violation, it may be that a VoIP application has been installated on a client host.

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Ease of Attack:
Simple.

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False Positives:
None known.

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False Negatives:
None known.

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Corrective Action:
Check the device for signs of compromise.

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Contributors:
Sourcefire Vulnerability Research Team


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Additional References:


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