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>> Nortel Multimedia Communication Server Denial of Service Vulnerability
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Title : Nortel Multimedia Communication Server Denial of Service Vulnerability
VUPEN ID : VUPEN/ADV-2008-1936
CVE ID : GENERIC-MAP-NOMATCH
CWE ID : CWE-19
Rated as : Low Risk 
Remotely Exploitable : Yes
Locally Exploitable : Yes
Release Date : 2008-06-26
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A vulnerability has been identified in Nortel Multimedia Communication Server 5100, which could be exploited by attackers to cause a denial of service. This issue is caused by an error in the Wireless Client Manager (WiCM) SIP Proxy when processing a large number of valid SIP packets during a session initiation, which could be exploited by attackers to create a denial of service condition.
Affected Products
Nortel Multimedia Communications Server 5100
Solution
Use a NAT/FW in order to prevent remote attacks.
References
http://www.vupen.com/english/advisories/2008/1936
http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738551
Credits
Vulnerability reported by VoIPshield.
ChangeLog
2008-06-26 : Initial release
Vulnerability Management
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