CVE-2007-5639

CVE-2007-5639 · HIGH Severity

AV:N/AC:M/AU:N/C:N/I:N/A:C

The Nortel UNIStim IP Softphone 2050, IP Phone 1140E, and other Nortel IP Phone, Mobile Voice Client, and WLAN Handsets products allow remote attackers to cause a denial of service (device hang) via a flood of Mute and UnMute messages that have a spoofed source IP address for the Signaling Server.

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