SMB Variable Validation Vulnerability
Severity: HIGH
CVE Identifier: CVE-2010-2551
Advisory Date: MAR 22, 2011
DESCRIPTION
The SMB Server in Microsoft Windows Vista SP1 and SP2, Windows
Server 2008 Gold, SP2, and R2, and Windows 7 does not properly validate an
internal variable in an SMB packet, which allows remote attackers to cause a
denial of service (system hang) via a crafted (1) SMBv1 or (2) SMBv2 packet, aka
"SMB Variable Validation Vulnerability."
TREND MICRO PROTECTION INFORMATION
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.
SOLUTION
Trend Micro Deep Security DPI Rule Number: 1004348
Trend Micro Deep Security DPI Rule Name: 1004348 - SMB Variable Validation Vulnerability
AFFECTED SOFTWARE AND VERSION
- Microsoft Windows Vista
- Microsoft Windows Server 2008
- Microsoft Windows 7
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