[ESA-20031126-031] BIND cache poisoning vulnerability

From: EnGarde Secure Linux (security_at_guardiandigital.com)
Date: 11/27/03

  • Next message: Immunix Security Team: "Immunix Secured OS 7+ bind update" 
    Date: Wed, 26 Nov 2003 18:21:02 -0500 (EST)
To: engarde-security@guardiandigital.com, bugtraq@securityfocus.com

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    +------------------------------------------------------------------------+
    | Guardian Digital Security Advisory November 26, 2003 |
    | http://www.guardiandigital.com ESA-20031126-031 |
    | |
    | Packages: bind-chroot, bind-chroot-utils |
    | Summary: cache poisoning vulnerability. |
    +------------------------------------------------------------------------+

      EnGarde Secure Linux is an enterprise class Linux platform engineered
      to enable corporations to quickly and cost-effectively build a complete
      and secure Internet presence while preventing Internet threats.

    OVERVIEW
    - --------
      A cache poisoning vulnerability exists in the version of BIND shipped
      with all versions of EnGarde Secure Linux. Successful exploitation of
      this vulnerability may result in a temporary denial of service until
      the bad record expires from the cache.

      The Common Vulnerabilities and Exposures project (cve.mitre.org) has
      assigned the name CAN-2003-0914 to this issue.

      Guardian Digital products affected by this issue include:

        EnGarde Secure Community v1.0.1
        EnGarde Secure Community 2
        EnGarde Secure Professional v1.1
        EnGarde Secure Professional v1.2
        EnGarde Secure Professional v1.5

      It is recommended that all users apply this update as soon as possible.

    SOLUTION
    - --------
      Guardian Digital Secure Network subscribers may automatically update
      affected systems by accessing their account from within the Guardian
      Digital WebTool.

      To modify your GDSN account and contact preferences, please go to:

        https://www.guardiandigital.com/account/

      Below are MD5 sums for the updated EnGarde Secure Linux 1.0.1 packages:

        SRPMS/bind-chroot-8.2.6-1.0.30.src.rpm
          MD5 Sum: 6127e55aaeffe9c92dcf793df910ee75

        i386/bind-chroot-8.2.6-1.0.30.i386.rpm
          MD5 Sum: b631c88d82dc4883df2271204d50abc3

        i386/bind-chroot-utils-8.2.6-1.0.30.i386.rpm
          MD5 Sum: eaac0812f751998c7f5ad66f7ba9d9d4

        i686/bind-chroot-8.2.6-1.0.30.i686.rpm
          MD5 Sum: 4b5ced2b8f72d9df3a340833ef0a60c0

        i686/bind-chroot-utils-8.2.6-1.0.30.i686.rpm
          MD5 Sum: 21f203bb6fad4a5474b179337c395442

    REFERENCES
    - ----------
      Guardian Digital's public key:
        http://ftp.engardelinux.org/pub/engarde/ENGARDE-GPG-KEY

      BIND's Official Web Site:
        http://www.isc.org/products/BIND/

      Guardian Digital Advisories:
        http://infocenter.guardiandigital.com/advisories/

      Security Contact: security@guardiandigital.com

    - --------------------------------------------------------------------------
    Author: Ryan W. Maple <ryan@guardiandigital.com>
    Copyright 2003, Guardian Digital, Inc.

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