Rule:

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Sid:
12457

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Summary:
This event is generated when network traffic that indicates Microsoft Live chat is being used.

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Impact:
Possible policy violation. The use of Microsoft Live chat may be prohibited by corporate policy in some network environments. 

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Detailed Information:
This event indicates that the Microsoft Live chat is being used on the protected network.

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Affected Systems:
All systems using Microsoft Live chat

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Attack Scenarios:
This is a possible policy violation, it may be that Microsoft Live chat 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:
Disallow the use of Microsoft Live chat on the protected network and enforce or implement an organization wide policy on the use of Microsoft Live chat.

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Contributors:
Sourcefire Vulnerability Research Team


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Additional References:

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