IZ05043: SECURITY: REMOTE DENIAL OF SERVICE DURING CONNECT / ATTACH PROCESSING

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You can track all active APARs for this component.

APAR status

  • Closed as program error.

Error description

  • A malicious CONNECT/ATTACH data stream that simulates a DB2 UDB
    V7 client connect/attach request can cause an instance crash,
    resulting in a denial of service.
    This problem was reported to IBM by Esteban Martinez Fayo,
    Martin Rakhmanov and Cesar Cerrudo of Application Security Inc.
    

Local fix

  • Disable or restrict remote access to the database server.
    Disable the DB2 TCP/IP listener if not required (set SVCENAME
    to  NULL in the database manager configuration), or use a
    firewall  to restrict connections to the DB2 TCP/IP listener
    port.
    

Problem summary

  • see problem description
    

Problem conclusion

  • First fixed in DB2 UDB Version 8.2, FixPak 9
    

Temporary fix

Comments

APAR Information

  • APAR number

    IZ05043

  • Reported component name

    DB2 UDB ESE AIX

  • Reported component ID

    5765F4100

  • Reported release

    820

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    YesHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2007-09-18

  • Closed date

    2008-05-02

  • Last modified date

    2008-05-02

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

    IZ07299 IZ08134

Fix information

  • Fixed component name

    DB2 UDB ESE AIX

  • Fixed component ID

    5765F4100

Applicable component levels

  • R910 PSY

       UP

  • R950 PSY

       UP



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Document information


More support for:

DB2 for Linux, UNIX and Windows

Software version:

820

Reference #:

IZ05043

Modified date:

2008-05-02

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