Provided by Aanval (Snort & Syslog Intrusion Detection and Correlation Engine) www.aanval.com
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GEN:SID | 1:2451 |
Message | CHAT Yahoo IM voicechat |
Summary | This event is generated when a user in your network has successfully registered with a Yahoo Instant Messenger server to receive voice chat messages or is receiving voice chat messages. |
Impact | Possible policy violation. Instant Messenger programs may not be appropriate in certain network environments. |
Detailed Information | Yahoo IM voice chat allows IM users to exchange audio messages. This activity may not be appropriate in a corporate environment. |
Affected Systems | Any host running Yahoo Instant Messenger. |
Attack Scenarios | This particular type of Yahoo IM exchange has no known attacks, however it may represent a policy violation because the host is running Yahoo IM. |
Ease of Attack | Easy to exchange voice messages. |
Corrective Action | Disallow the use of IM clients on the protected network and enforce or implement an organization wide policy on the use of IM clients. |
Additional References | Yahoo Protocol http://www.cse.iitb.ac.in/~varunk/YahooProtocol.htm |
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DID:313241
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