Microsoft Windows Active Directory Malformed LDAP Request DoS

Publish date: February 15, 2011
  Severity: MEDIUM
  CVE Identifier: CVE-2007-3028,MS07-039
  Advisory Date: FEB 15, 2011

  DESCRIPTION

 The LDAP service in Windows Active Directory in Microsoft Windows 2000 Server SP4 does not properly check "the number of convertible attributes", which allows remote attackers to cause a denial of service (service unavailability) via a crafted LDAP request, related to "client sent LDAP request logic," aka "Windows Active Directory Denial of Service Vulnerability".  NOTE: this is probably a different issue than CVE-2007-0040.

  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: 1001030
  Trend Micro Deep Security DPI Rule Name: 1001030 - Microsoft Windows Active Directory Malformed LDAP Request DoS

  AFFECTED SOFTWARE AND VERSION

  • Microsoft Windows Server 2000 SP4

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