危険度: 高
  CVE識別番号: CVE-2010-0283
  情報公開日: 2 15, 2011

  概要

 The Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 before 1.7.2, and 1.8 alpha, allows remote attackers to cause a denial of service (assertion failure and daemon crash) via an invalid (1) AS-REQ or (2) TGS-REQ request.

  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: 1004009
  Trend Micro Deep Security DPI Rule Name: 1004009 - MIT Kerberos KDC 'handle_tgt_authdata()' Denial Of Service

  影響を受けるソフトウェア

  • mit kerberos 5-1.7
  • mit kerberos 5-1.7.1
  • mit kerberos 5-1.8