Trend Micro Security

Active Directory Invalid Free Vulnerability

2011年2月15日
  危険度: : 緊急
  CVE識別番号: CVE-2009-1138

  概要

The LDAP service in Active Directory on Microsoft Windows 2000 SP4 does not properly free memory for LDAP and LDAPS requests, which allows remote attackers to execute arbitrary code via a request that uses hexadecimal encoding, whose associated memory is not released, related to a "DN AttributeValue," aka "Active Directory Invalid Free Vulnerability." NOTE: this issue is probably a memory leak.

  トレンドマイクロの対策

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.

  対応方法

  Trend Micro Deep Security DPI Rule Number: 1003565
  Trend Micro Deep Security DPI Rule Name: 1003565 - Active Directory Invalid Free Vulnerability

  影響を受けるソフトウェア

  • microsoft windows_2000