Vulnerability CVE-2008-3157
Published: 2008-07-11   Modified: 2012-02-12

Description:
Nortel SIP Multimedia PC Client 4.x MCS5100 and MCS5200 does not limit the number of concurrent sessions, which allows attackers to cause a denial of service (resource consumption) via a large number of sessions.

Type:

CWE-399

 (Resource Management Errors)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Nortel -> Sip multimedia pc client 

 References:
http://xforce.iss.net/xforce/xfdb/43364
http://www.vupen.com/english/advisories/2008/1942/references
http://www.voipshield.com/research-details.php?id=61
http://www.securitytracker.com/id?1020371
http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738961
http://secunia.com/advisories/30854
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