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-----BEGIN PGP SIGNED MESSAGE----- =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2002.612 -- HEWLETT-PACKARD COMPANY SECURITY BULLETIN: HPSBUX0207-199 Sec. Vulnerability in rpc.ttdbserver 07 November 2002 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: rpc.ttdbserver Vendor: Hewlett-Packard Operating System: HP-UX 11.11 HP-UX 11.04 HP-UX 11.00 HP-UX 10.24 HP-UX 10.20 HP-UX 10.10 Platform: HP9000 Series 700/800 Impact: Root Compromise Execute Arbitrary Code/Commands Denial of Service Access Required: Remote Ref: ESB-2002.335 ESB-2002.438 - --------------------------BEGIN INCLUDED TEXT-------------------- ----------------------------------------------------------------- **REVISED 04** Source: HEWLETT-PACKARD COMPANY SECURITY BULLETIN: HPSBUX0207-199 Originally issued: 12 July 2002 Last revision: 6 November 2002 SSRT2274 Sec. Vulnerability in rpc.ttdbserver ----------------------------------------------------------------- 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: Buffer overflow in rpc.ttdbserver IMPACT: Potential unauthorized access, increased privileges. PLATFORM: HP9000 Series 700/800 running HP-UX releases 10.10, 10.20, 10.24, 11.00, 11.04, and 11.11. **REVISED 04** SOLUTION: For 10.10, 10.24, and 11.04 until patches are available, manually install a replacement rpc.ttdbserver. For 10.20 install PHSS_27426. For 11.00 install PHSS_27427. -->> For 11.11 install PHSS_27428. MANUAL ACTIONS: Yes - NonUpdate For 10.10, 10.24, and 11.04 install replacement rpc.ttdbserver. -->> For 10.20, 11.00, and 11.11 install applicable patch. No manual actions for 10.20, 11.00, and 11.11. AVAILABILITY: The replacement rpc.ttdbserver files are -->> available now. The 10.20, 11.00, and 11.11 -->> patches are available now. CHANGE SUMMARY: Rev.01 Added VVOS information. Rev.02 Added CA-2002-26 information. Rev.03 Patches available for 10.20 and 11.00. Rev.04 Patch available for 11.00. ------------------------------------------------------------------ A. Background Buffer overflows in rpc.ttdbserver has been reported by CERT in CA-2002-20 and CA-2002-26. The potential exists to exploit these overflows to gain unauthorized access. B. Recommended solution Until patches are available, install the appropriate file to replace rpc.ttdbserver. **REVISED 04** For 10.20 install PHSS_27426. For 11.00 install PHSS_27427. -->>For 11.11 install PHSS_27428. Note: The 10.20 file should be used for 10.24. The 11.00 file should be used for 11.04. On 10.24 and 11.04 (VVOS) rpc.ttdbserver is disabled by default. 1. Download rpc.ttdbserver.2.tar.gz from the ftp site. This file is temporary and will be deleted when patches are available from the standard HP web sites, including itrc.hp.com. System: hprc.external.hp.com (192.170.19.51) Login: ttdb1 Password: ttdb1 FTP Access: ftp://ttdb1:ttdb1@hprc.external.hp.com/ or: ftp://ttdb1:ttdb1@192.170.19.51/ file: rpc.ttdbserver.2.tar.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 2. Copy the rpc.ttdbserver.2.tar.gz file to a protected directory and unpack it. If you wish to verify the md5 sum before unpacking the rpc.ttdbserver.tar.gz file, please refer to: HPSBUX9408-016 Patch sums and the MD5 program The md5 sum for rpc.ttdbserver.2.tar.gz is: MD5 (rpc.ttdbserver.2.tar.gz) = e6af458213a9834146f716c9df7f1aaf 3. Install the new rpc.ttdbserver file using the install_rpc.ttdbserver script or some similar procedure. The install_rpc.ttdbserver script is included in rpc.ttdbserver.2.tar.gz. For example on a 10.20 system: ./install_rpc.ttdbserver rpc.ttdbserver.1020 4. The what(1) and cksum(1) outputs are: ################################################### $ what rpc.ttdbserver.1010 rpc.ttdbserver.1010: X Window System, Version 11 R5+ HP-UX B.10.10.020810 -O (build date: Sat Aug 10 13:35:19 IST 2002) rpc.ttdbserver: $Revision: 1.1 $ $ cksum rpc.ttdbserver.1010 2536143200 323584 rpc.ttdbserver.1010 ################################################### $ what rpc.ttdbserver.1020 rpc.ttdbserver.1020: X Window System, Version 11 R6+ HP-UX B.10.20.020810 +O2 (build date: Sat Aug 10 12:56:54 IST 2002) rpc.ttdbserver: $Revision: 1.1 $ $ cksum rpc.ttdbserver.1020 1981972883 323584 rpc.ttdbserver.1020 ################################################### $ what rpc.ttdbserver.1100 rpc.ttdbserver.1100: View: /view/venu_main, Build Type: r6hp700_1100 hpcde2.1 (build date: Fri Aug 9 10:49:13 IST 2002) [rest deleted] $ cksum rpc.ttdbserver.1100 3680305777 327680 rpc.ttdbserver.1100 ################################################### 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. ________________________________________________________________ - --------------------------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. 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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----- Version: 2.6.3i Charset: noconv Comment: ftp://ftp.auscert.org.au/pub/auscert/AUSCERT_PGP.key iQCVAwUBPcpwkSh9+71yA2DNAQF+ZAP+OduysicXGcdybMDhdavEf6zRYqadKTjU pKk6aouhUbrl2Bx+D/NvDzNav37AYcSa5OTc0IhIFsSzqFYuhlpUtWDqlULMuYLc 7DIlOzo3/zBz3WXSyOOMwhDiQi98j9EfVAkWnZ1VMB9q7yMQlQaR7O7pAXnfmPRw InEQVeW7g4g= =c8YR -----END PGP SIGNATURE-----