SMBv2 Infinite Loop Vulnerability

  Severity: LOW
  CVE Identifier: CVE-2009-2526,MS09-050
  Advisory Date: FEB 15, 2011


 Microsoft Windows Vista Gold, SP1, and SP2 and Server 2008 Gold and SP2 do not properly validate fields in SMBv2 packets, which allows remote attackers to cause a denial of service (infinite loop and system hang) via a crafted packet to the Server service, aka "SMBv2 Infinite Loop Vulnerability."


Trend Micro Deep Security shields networks through Deep Packet Inspection (DPI) rules. Trend Micro customers using OfficeScan with Intrusion Defense Firewall (IDF) plugin are also protected from attacks using these vulnerabilities. Please refer to the filter number and filter name when applying appropriate DPI and/or IDF rules.


  Trend Micro Deep Security DPI Rule Number: 1003761
  Trend Micro Deep Security DPI Rule Name: 1003761 - SMBv2 Infinite Loop Vulnerability