Vulnerability Details CVE-2007-5639
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.011
EPSS Ranking 76.4%
CVSS Severity
CVSS v2 Score 7.1
References
- http://securityreason.com/securityalert/3273
- http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=654715
- http://www.csnc.ch/static/advisory/csnc/nortel_IP_phone_flooding_denial_of_service_v1.0.txt
- http://www.securityfocus.com/archive/1/482480/100/0/threaded
- http://www.securityfocus.com/bid/26122
- https://exchange.xforce.ibmcloud.com/vulnerabilities/37253
- http://securityreason.com/securityalert/3273
- http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=654715
- http://www.csnc.ch/static/advisory/csnc/nortel_IP_phone_flooding_denial_of_service_v1.0.txt
- http://www.securityfocus.com/archive/1/482480/100/0/threaded
- http://www.securityfocus.com/bid/26122
- https://exchange.xforce.ibmcloud.com/vulnerabilities/37253
Products affected by CVE-2007-5639
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cpe:2.3:a:nortel:ip_softphone_2050:-
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cpe:2.3:a:nortel:mobile_voice_client_2050:-
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cpe:2.3:h:nortel:ip_audio_conference_phone_2033:-
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cpe:2.3:h:nortel:ip_phone_1110:-
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cpe:2.3:h:nortel:ip_phone_1120e:-
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cpe:2.3:h:nortel:ip_phone_1140e:-
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cpe:2.3:h:nortel:ip_phone_1150e:-
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cpe:2.3:h:nortel:ip_phone_2001:-
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cpe:2.3:h:nortel:ip_phone_2002:-
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cpe:2.3:h:nortel:ip_phone_2004:-
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cpe:2.3:h:nortel:wlan_handset_2210:-
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cpe:2.3:h:nortel:wlan_handset_2211:-
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cpe:2.3:h:nortel:wlan_handset_2212:-
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cpe:2.3:h:nortel:wlan_handset_6120:-
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cpe:2.3:h:nortel:wlan_handset_6140:-