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             AUSCERT External Security Bulletin Redistribution

                    ESB-2007.1040 -- [Win][UNIX/Linux]
        Multiple vulnerabilities in Wireshark or Ethereal may allow
                         remote denial of service
                             21 December 2007


        AusCERT Security Bulletin Summary

Product:              Wireshark 0.8.16 to 0.99.7
                      Ethereal 0.8.16 to 0.99.7
Publisher:            Wireshark
Operating System:     Windows
                      UNIX variants (UNIX, Linux, OSX)
Impact:               Denial of Service
Access:               Remote/Unauthenticated
CVE Names:            CVE-2007-6451 CVE-2007-6450 CVE-2007-6449
                      CVE-2007-6448 CVE-2007-6447 CVE-2007-6446
                      CVE-2007-6445 CVE-2007-6444 CVE-2007-6443
                      CVE-2007-6442 CVE-2007-6441 CVE-2007-6440
                      CVE-2007-6439 CVE-2007-6438

Original Bulletin:

Revision History:  December 21 2007: Fixed typo
                   December 20 2007: Initial Release

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Wireshark: wnpa-sec-2007-03


Name: Multiple problems in Wireshark (formerly Ethereal) versions 0.8.16
      to 0.99.5
Docid: wnpa-sec-2007-03
Date: December 18, 2007
Versions affected: 0.8.16 up to and including 0.99.6



Wireshark 0.99.7 fixes the following vulnerabilities:

    * Wireshark could crash when reading an MP3 file.
      Versions affected: 0.99.6
    * Beyond Security discovered that Wireshark could loop excessively while
      reading a malformed DNP packet.
      Versions affected: 0.10.12 to 0.99.6
    * Stefan Esser discovered a buffer overflow in the SSL dissector.
      Versions affected: 0.99.0 to 0.99.6
    * The ANSI MAP dissector could be susceptible to a buffer overflow on
      some platforms. (Bug 1844)
      Versions affected: 0.99.5 to 0.99.6
    * The Firebird/Interbase dissector could go into an infinite loop or
      crash. (Bugs 1931 and 1932)
      Versions affected: 0.99.6
    * The NCP dissector could cause a crash.
      Versions affected: 0.99.6
    * The HTTP dissector could crash on some systems while decoding chunked
      Versions affected: 0.10.14 to 0.99.6
    * The MEGACO dissector could enter a large loop and consume system
      Versions affected: 0.9.14 to 0.99.6
    * The DCP ETSI dissector could enter a large loop and consume system
      Versions affected: 0.99.6
    * Fabiodds discovered a buffer overflow in the iSeries (OS/400)
      Communication trace file parser. (Bug 1926)
      Versions affected: 0.99.0 to 0.99.6
    * The PPP dissector could overflow a buffer.
      Versions affected: 0.99.6
    * The Bluetooth SDP dissector could go into an infinite loop.
      Versions affected: 0.99.2 to 0.99.6
    * A malformed RPC Portmap packet could cause a crash. (Bug 1998)
      Versions affected: 0.8.16 to 0.99.6
    * The IPv6 dissector could loop excessively. (Bug 2007)
      Versions affected: 0.99.6
    * The USB dissector could loop excessively or crash. (Bugs 2012, 2013,
      and 2021)
      Versions affected: 0.99.6
    * The SMB dissector could crash. (Bug 2019)
      Versions affected: 0.99.6
    * The RPL dissector could go into an infinite loop. (Bug 2052)
      Versions affected: 0.9.8 to 0.99.6
    * The WiMAX dissector could crash due to unaligned access on some
      platforms. (Bug 2072)
      Versions affected: 0.99.6
    * The CIP dissector could attempt to allocate a huge amount of memory
      and crash.
      Versions affected: 0.9.14 to 0.99.6 


It may be possible to make Wireshark or Ethereal crash or use up available
memory by injecting a purposefully malformed packet onto the wire or by
convincing someone to read a malformed packet trace file.


Upgrade to Wireshark 0.99.7.

If are running Wireshark 0.99.6 or Ethereal 0.99.0 or earlier and cannot
upgrade, you can work around each of the problems listed above by doing the

    * Disable the HTTP, DCP ETSI, SSL, DHCP/BOOTP, and MMS dissectors.
          o Select Analyze -> Enabled Protocols... from the menu.
          o Make sure "ANSI MAP", "BTSDP", "DCP (ETSI)", "DNP 3.0",
            "FB/IPB GDS DB", "HTTP", "MEGACO", "NCP", "PPP", "SSL" are
          o Click "Save", then click "OK". 

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