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-----BEGIN PGP SIGNED MESSAGE----- =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2003.0870 -- HEWLETT-PACKARD SECURITY BULLETIN: HPSBUX0311-303 Potential security vulnerability in Bind 8.1.2 **REVISED 01** 24 December 2003 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: BIND 8.1.2 Publisher: Hewlett-Packard Operating System: HP-UX 11.11 HP-UX 11.00 Impact: Denial of Service Access Required: Remote CVE Names: CAN-2003-0914 Ref: ESB-2003.0825 ESB-2003.0819 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ----------------------------------------------------------------- **REVISED 01** Source: HEWLETT-PACKARD COMPANY SECURITY BULLETIN: HPSBUX0311-303 Originally issued: 30 November 2003 Last revised: 22 December 2003 SSRT3653 Rev.1 Bind 8.1.2 ----------------------------------------------------------------- NOTICE: There are no restrictions for distribution of this Bulletin provided that it remains complete and intact. The information in the following Security Bulletin should be acted upon as soon as possible. Hewlett-Packard Company will not be liable for any consequences to any customer resulting from customer's failure to fully implement instructions in this Security Bulletin as soon as possible. ----------------------------------------------------------------- PROBLEM: Potential security vulnerability in Bind 8.1.2. PLATFORM: HP-UX B.11.00 and B.11.11. IMPACT: Potential remotely exploitable denial of service. **REVISED 01** SOLUTION: Install the appropriate patch or web upgrade or upgrade to Bind 9.2.0. --> B.11.11 - Remove the preliminary depot --> SSRT3653UX.depot if it had been --> installed. Install PHNE_30068. B.11.00 - A Bind 8.1.2 upgrade is available from the ftp site listed below. The issue can be avoided by upgrading to Bind 9.2.0 which is available now. The security bulletin HPSBUX0208-209 has details about required revisions of Bind 9.2.0 for B.11.00 and B.11.11. MANUAL ACTIONS: Yes - Update B.11.00 - Upgrade to Bind 9.2.0 or install BIND812v005.depot. --> B.11.11 - A patch is available. No manual --> actions required. AVAILABILITY: A patch is available for B.11.11. CHANGE SUMMARY: Rev.01 - Added PHNE_30068. ----------------------------------------------------------------- A. Background The potential for a remotely exploitable denial of service exists in Bind 8.1.2. **REVISED 01** AFFECTED VERSIONS The following is a list by HP-UX revision of affected filesets and the fileset revision or patch containing the fix. To determine if a system has an affected version, search the output of "swlist -a revision -l fileset" for an affected fileset, then determine if a fixed revision or the applicable patch is installed. HP-UX B.11.11 ============= InternetSrvcs.INETSVCS-RUN --> fix: install PHNE_30068 or subsequent. HP-UX B.11.00 ============= BINDv812.INETSVCS-BIND --> fix: upgrade to BIND-812 revision B.11.00.01.005 END AFFECTED VERSIONS B. Recommended solution Note: The issue can be avoided by upgrading to Bind 9.2.0 which is available now. The security bulletin HPSBUX0208-209 has details about required revisions of Bind 9.2.0 for B.11.00 and B.11.11. HP-UX B.11.00 Bind 8.1.2 ======================== BIND812 for B.11.00 has been discontinued. It will become obsolete by the end of March, 2004. A new version of BIND812 for B.11.00 has been created to address the issue of this bulletin. However, it is recommended that customers upgrade to Bind 9.2.0 now. More details can be found here: <http://software.hp.com/portal/swdepot/ displayProductInfo.do?productNumber=BIND812> The new version of BIND812 for B.11.00 is available from the ftp site listed below. Since BIND812 for B.11.00 has been discontinued, this version will not be available from software.hp.com. HP-UX B.11.11 Bind 8.1.2 ======================== **REVISED 01** --> Remove the preliminary depot SSRT3653UX.depot if it had --> been installed. Then install PHNE_30068. ========================================================= For B.11.00 download BIND812v005.depot from the following ftp site. System: hprc.external.hp.com (192.170.19.51) Login: bind812 Password: bind812 FTP Access: ftp://bind:bind1@hprc.external.hp.com/ or: ftp://bind:bind1@192.170.19.51/ For B.11.00 - file: BIND812v005.depot Note: There is an ftp defect in IE5 that may result in a browser hang. To work around this: - Select Tools -> Internet Options -> Advanced - Un-check the option: [ ] Enable folder view for FTP sites If you wish to verify the md5 sum please refer to: HPSBUX9408-016 Patch sums and the MD5 program For B11.00 - BIND812v005.depot cksum: 1413515727 1239040 BIND812v005.depot MD5 (BIND812v005.depot) = 333920fa1b74820bee15f2287bacc3c2 For B.11.00 - Install BIND812v005.depot using swinstall. - - ------------------------------------------------------------------ C. To subscribe to automatically receive future NEW HP Security Bulletins from the HP IT Resource Center via electronic mail, do the following: Use your browser to get to the HP IT Resource Center page at: http://itrc.hp.com Use the 'Login' tab at the left side of the screen to login using your ID and password. Use your existing login or the "Register" button at the left to create a login, in order to gain access to many areas of the ITRC. Remember to save the User ID assigned to you, and your password. In the left most frame select "Maintenance and Support". Under the "Notifications" section (near the bottom of the page), select "Support Information Digests". To -subscribe- to future HP Security Bulletins or other Technical Digests, click the check box (in the left column) for the appropriate digest and then click the "Update Subscriptions" button at the bottom of the page. or To -review- bulletins already released, select the link (in the middle column) for the appropriate digest. To -gain access- to the Security Patch Matrix, select the link for "The Security Bulletins Archive". (near the bottom of the page) Once in the archive the third link is to the current Security Patch Matrix. Updated daily, this matrix categorizes security patches by platform/OS release, and by bulletin topic. Security Patch Check completely automates the process of reviewing the patch matrix for 11.XX systems. For information on the Security Patch Check tool, see: http://www.software.hp.com/cgi-bin/swdepot_parser.cgi/cgi/ displayProductInfo.pl?productNumber=B6834AA The security patch matrix is also available via anonymous ftp: ftp://ftp.itrc.hp.com/export/patches/hp-ux_patch_matrix/ On the "Support Information Digest Main" page: click on the "HP Security Bulletin Archive". D. To report new security vulnerabilities, send email to security-alert@hp.com Please encrypt any exploit information using the security-alert PGP key, available from your local key server, or by sending a message with a -subject- (not body) of 'get key' (no quotes) to security-alert@hp.com. ---------------------------------------------------------------- (c) Copyright 2003 Hewlett-Packard Company Hewlett-Packard Company shall not be liable for technical or editorial errors or omissions contained herein. The information in this document is subject to change without notice. Hewlett-Packard Company and the names of HP products referenced herein are trademarks and/or service marks of Hewlett-Packard Company. Other product and company names mentioned herein may be trademarks and/or service marks of their respective owners. ________________________________________________________________ - -----BEGIN PGP SIGNATURE----- Version: PGP 8.0.2 iQA/AwUBP+cPVeAfOvwtKn1ZEQJDNwCeKIf/bKYYlDSnI6zk6XQVD0o9gH0An0UT jp30jCtuVtOSImK+GkQvpJ9V =7rTD - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBP+kAjCh9+71yA2DNAQFxBAQAnD06iBz5Kt+vDJdzJlWlFhkxZKw2Tgoz TdAnL8ymCUFai5FBP2Vryp6hCuXdmWsFJ2ekrbXkFwbx5LiSwrL6KrSg1q61RCDc a8MAB+SKWNdwz3kt9DrAOayLGGlwLRoYzAmoqDXP+9dl7NLhe5B+AGy7tRZip1+h wL+EsuYt+vY= =pmnA -----END PGP SIGNATURE-----