4.3
CVSSv2

CVE-2007-5638

Published: 23/10/2007 Updated: 15/10/2018
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N

Vulnerability Summary

The Nortel UNIStim IP Softphone 2050, IP Phone 1140E, and additional Nortel products from the IP Phone, Business Communications Manager (BCM), and other product lines, use only 65536 different values in the 32-bit ID number field of an RUDP datagram, which makes it easier for remote malicious users to guess the RUDP ID and spoof messages. NOTE: this can be leveraged for an eavesdropping attack by sending many Open Audio Stream messages.

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nortel business_communications_manager srg200

nortel business_communications_manager srg50

nortel mobile_voice_client_2050

nortel business_communications_manager 400

nortel business_communications_manager 50

nortel meridian_option_11c

nortel meridian_option_51c

nortel business_communications_manager 50a

nortel business_communications_manager 50e

nortel meridian_option_61c

nortel meridian_option_81c

nortel meridian_sl100 cs2100

nortel business_communications_manager 1000

nortel business_communications_manager 200

nortel centrex_ip_client_manager

nortel centrex_ip_element_manager