MIT Kerberos KDC 'handle_tgt_authdata()' Denial Of Service Vulnerability

Publish date: February 15, 2011
  Severity: HIGH
  CVE Identifier: CVE-2010-0283
  Advisory Date: FEB 15, 2011

  DESCRIPTION

 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.

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

  AFFECTED SOFTWARE AND VERSION

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

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