MIT Kerberos 5 KAdminD Server SVCAuth_GSS_Validate Stack Buffer Overflow Vulnerability

Publish date: February 15, 2011
  Severity: CRITICAL
  CVE Identifier: CVE-2007-4743
  Advisory Date: FEB 15, 2011

  DESCRIPTION

 The original patch for CVE-2007-3999 in svc_auth_gss.c in the RPCSEC_GSS RPC library in MIT Kerberos 5 (krb5) 1.4 through 1.6.2, as used by the Kerberos administration daemon (kadmind) and other applications that use krb5, does not correctly check the buffer length in some environments and architectures, which might allow remote attackers to conduct a buffer overflow attack.

  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: 1001089
  Trend Micro Deep Security DPI Rule Name: 1001089 - MIT Kerberos kadmind RPC Library RPCSEC_GSS Authentication Buffer Overflow

  AFFECTED SOFTWARE AND VERSION

  • MIT Kerberos 5 1.4
  • MIT Kerberos 5 1.4.1
  • MIT Kerberos 5 1.4.2
  • MIT Kerberos 5 1.4.3
  • MIT Kerberos 5 1.4.4
  • MIT Kerberos 5 1.5
  • MIT Kerberos 5 1.5.1
  • MIT Kerberos 5 1.5.2
  • MIT Kerberos 5 1.5.3
  • MIT Kerberos 5 1.6
  • MIT Kerberos 5 1.6.1
  • MIT Kerberos 5 1.6.2

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