NVD Reference

Id
51169  
Name
 
Nvdinfo Id
8897  
Nvdinfo Name
CVE-2011-2072  
Reference
20110928 Cisco IOS Software Session Initiation Protocol Denial of Service Vulnerabilities  
Source
CISCO  
Url
http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d5a.shtml