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-----BEGIN PGP SIGNED MESSAGE----- =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2003.0615 -- HEWLETT-PACKARD COMPANY SECURITY BULLETIN SSRT2408 Potential Security Vulnerability in Bind (rev.1) 04 September 2003 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: BIND 8.1.2 BIND 4.9.7 Publisher: Hewlett-Packard Operating System: HP-UX 11.11 HP-UX 11.04 (VVOS) HP-UX 11.00 HP-UX 10.20 HP-UX 10.10 Platform: HP9000 Series 700/800 Access Required: Remote Ref: AL-2002.13 ESB-2002.714 ESB-2002.637 - --------------------------BEGIN INCLUDED TEXT-------------------- Document ID: HPSBUX0212-233 Date Loaded: 20030902 Title: SSRT2408 Potential Security Vulnerability in Bind (rev.1) - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ----------------------------------------------------------------- **REVISED 01** Source: HEWLETT-PACKARD COMPANY SECURITY BULLETIN: HPSBUX0212-233 Originally issued: 18 Dec 2002 Last revised: 02 September 2003 SSRT2408 Potential Security Vulnerability in Bind (rev.1) ----------------------------------------------------------------- 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 buffer overflows in DNS resolver libraries. PLATFORM: Bind 4.9.7 or Bind-8.1.2 on the following: HP-UX releases B.10.10, B.10.20, B.11.00, B.11.04 (VVOS), and B.11.11. IMPACT: Potential unauthorized access, denial of service. SOLUTION: Until a product upgrade is available, download and install appropriate preliminary updates and the appropriate preliminary or final patches. The following patches are available from the itrc: PHNE_28449 for B.11.00 PHNE_27881 for B.11.04 (VVOS) PHNE_28450 for B.11.11 MANUAL ACTIONS: Yes - NonUpdate Install the applicable upgrades and patches listed in the "Recommended solutions" section (below). AVAILABILITY: All patches are available from the itrc and web upgrades are available from software.hp.com except for PHNE_27792.depot. CHANGE SUMMARY: Rev.01 - Added AFFECTED VERSIONS section. Patches and web upgrades available. ----------------------------------------------------------------- A. Background CERT advisory CA-2002-31 reports multiple vulnerabilities in Bind. The following HP supplied Bind versions are potentially vulnerable: BIND4.9.7 on 10.10, 10.20, 11.00, 11.04 BIND8.1.2 on 11.00, 11.11 **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: PHNE_28450 or subsequent HP-UX B.11.04 ============= InternetSrvcs.INETSVCS-RUN fix: PHNE_29634 or subsequent HP-UX B.11.00 ============= BINDv812.INETSVCS-BIND fix: revision B.11.00.01.004 or subsequent InternetSrvcs.INETSVCS-RUN fix: PHNE_28449 or subsequent HP-UX B.10.20 ============= InternetSrvcs.INETSVCS-RUN fix: PHNE_27792.depot HP-UX B.10.10 ============= InternetSrvcs.INETSVCS-RUN fix: PHNE_27792.depot --> END AFFECTED VERSIONS B. Recommended solution **REVISED 01** CAUTION: If you have installed a web upgrade, the Base OS version remains on the system. This command: "/usr/bin/enable_inet -r bind" restores the Base OS version. The Base OS version cannot be patched while the web upgrade version is enabled. After reverting to the Base OS version you should verify that it is properly patched as described below. The following fixes are available: HP-UX B.10.10 HP-UX B.10.20 ============= PHNE_27792.depot s700_800 10.10/10.20 Bind 4.9.7 components This is available via ftp as described below. HP-UX B.11.00 Bind 8.1.2 ======================== BIND812 version B.11.00.01.004 or subsequent from http://software.hp.com. HP-UX B.11.00 Bind 4.9.7 ======================== PHNE_28449 s700_800 11.00 Bind 4.9.7 components HP-UX B.11.04 ============= PHNE_29634 s700_800 11.04 (VVOS) Bind 4.9.7 components HP-UX B.11.11 Bind 8.1.2 ======================== PHNE_28450 s700_800 11.11 Bind-8.1.2 patch ========================================================= For B.10.10 and B.10.20 download PHNE_27792.depot from the following ftp site: System: hprc.external.hp.com (192.170.19.51) Login: bind Password: bind1 FTP Access: ftp://bind:bind1@hprc.external.hp.com/ or: ftp://bind:bind1@192.170.19.51/ file: BIND812_v4.depot.gz 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 MD5 (PHNE_27792.depot) = 613aa5827f0b4df4f51188857b5834d0 cksum 4143672841 696320 PHNE_27792.depot Install PHNE_27792.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 2002 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 Personal Security 7.0.3 iQA/AwUBP1TmqeAfOvwtKn1ZEQJyqACfckoOvRoIpbXdthvpIJAdqSawLnUAoMaL PhqQq+vaLM2hyXVWdXH8dyoI =497A - -----END PGP SIGNATURE----- - -----End of Document ID: HPSBUX0212-233-------------------------------------- - --------------------------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 iQCVAwUBP1bBFCh9+71yA2DNAQHGKgP/Z5+uWmCMcMAJ5MPRHh0b7lE7LiJys9lJ o3c4MdIJxUwpStkpN5O7pMtmOqfaIdc8EKYhu7aWxTdHNS6nk3ef2K95uOYpGBR+ Qb617cbQw9GLTbnMrAuKJluZOz7TrzF5K8AtTOxz5y+FPqE2xddHdqcywIkwIZCc 4C1q2ZIEiBg= =I6vN -----END PGP SIGNATURE-----