AUSCERT External Security Bulletin Redistribution

                   ESB-2002.661 -- Apple Security Update
            Security Update 2002-11-21 (BIND) is now available
                             26 November 2002


        AusCERT Security Bulletin Summary

Product:                ISC BIND
Vendor:                 ISC
Operating System:       Mac OS X prior to version 10.2.2
Impact:                 Root Compromise
                        Execute Arbitrary Code/Commands
                        Denial of Service
Access Required:        Remote

Ref:                    AL-2002.13

Comment: The PGP signature on this advisory was broken, however it does
         correctly reference the advisory on Apple's website.

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Security Update 2002-11-21 is now available.  It contains BIND version 
to address multiple potential vulnerabilities.

CVE IDs:  CAN-2002-1219, CAN-2002-1220, CAN-2002-1221, CAN-2002-0029

Description:  Several of these vulnerabilities may allow remote 
to execute arbitrary code with elevated privileges. The other 
could allow remote attackers to disrupt the normal operation of DNS 
name service
running on servers.

Further information is available at:

Affected systems:  Systems that have enabled BIND and are using
    BIND versions 8.1, 8.2 to 8.2.6, and 8.3.0 to 8.3.3.

Mitigating Factors:  BIND is not enabled by default on Mac OS X or Mac 
OS X Server

System requirements:  Mac OS X 10.2.2

If BIND is enabled on Mac OS X systems prior to 10.2.2, the 
is to either upgrade to Mac OS X 10.2 Jaguar then apply this Security 
or to update BIND to version 8.3.4 from the ISC site at:

Security Update 2002-11-21 may be obtained from:

   * Software Update pane in System Preferences (for 10.2.2 or later)

   * Apple's Software Downloads web site:

    To help verify the integrity of Security Update 2002-11-21 from the
    Software Downloads web site, the download file is titled:
      Its SHA-1 digest is:  9137fc5c1b8922475939ec93ab638494ff6e69be

Information will also be posted to the Apple Support website:

This message is signed with Apple's Product Security PGP key, and
details are available at:

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