Microsoft Communicator, and Communicator in Microsoft Office 2010 beta, allows remote attackers to cause a denial of service (memory consumption) via a large number of SIP INVITE requests, which trigger the creation of many sessions.
Unspecified vulnerability in Microsoft Office Communications Server (OCS), Office Communicator, and Windows Live Messenger allows remote attackers to cause a denial of service (crash) via a crafted Real-time Transport Control Protocol (RTCP) receiver report packet.
Microsoft Communicator allows remote attackers to cause a denial of service (application or device outage) via instant messages containing large numbers of emoticons.
Published 2008-11-20 · Modified
5.0EPSS 0.127
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