MIT Kerberos 5 KAdminD Server SVCAuth_GSS_Validate Stack Buffer Overflow Vulnerability
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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