-----BEGIN PGP SIGNED MESSAGE----- - ---EXTERNAL RELEASE---EXTERNAL RELEASE---EXTERNAL RELEASE---EXTERNAL RELEASE--- ======= ============ ====== ====== ======= ============== ======= ======= === === ==== ====== ====== === =========== ======= ======= === =========== === ======= === === === ==== === ===== === ======= ============== ===== === ===== ======= ============ ===== = ===== EMERGENCY RESPONSE SERVICE OUTSIDE ADVISORY REDISTRIBUTION 08 August 1996 15:00 GMT Number: ERS-OAR-E01-1996:015.1 =============================================================================== The IBM-ERS Outside Advisory Redistribution is designed to provide customers of the IBM Emergency Response Service with access to the security advisories sent out by other computer security incident response teams, vendors, and other groups concerned about security. IBM makes no representations and assumes no responsibility for the contents or accuracy of the advisories themselves. IBM-ERS is forwarding the following information from Hewlett-Packard. Contact information for Hewlett-Packard is included in the forwarded text below; please contact them if you have any questions or need further information. =============================================================================== ********************** FORWARDED INFORMATION STARTS HERE ********************** ***HP SupportLine Mail Service Notice*** This digest contains a summary of all newly received Security Bulletins. You do not have to have any form of support from Hewlett-Packard to subscribe to this digest or to procure the recommended patches via the HP SupportLine mail service. - ------------------------------------------------------------------------------- To obtain a copy of the HP SupportLine mail service user's guide, send the following (in the TEXT PORTION OF THE MESSAGE to) to the HP SupportLine mail service. To: support@us.external.hp.com Message Text: send guide - ------------------------------------------------------------------------------- To obtain a patch identified within this Security Bulletin, send the following (in the TEXT PORTION OF THE MESSAGE) to the HP SupportLine mail service. To: support@us.external.hp.com Message Text: send xxxxxxxxxxxx (where xxxxxxxxxxxx represents the specified patch name). - ------------------------------------------------------------------------------- If you have concerns about security issues, please forward them to: security-alert@hp.com The security-alert node is monitored during working hours Pacific Daylight Time by multiple HP Security Response Team personnel. We reply to your message only if necessary to obtain additional information. - ------------------------------------------------------------------------------- If you would like to be REMOVED from this mailing lists, send the following (in the TEXT PORTION OF THE MESSAGE) to the HP SupportLine mail service. To: support@us.external.hp.com Message Text: unsubscribe security_info =============================================================================== Digest Name: security_info Description: Daily Security Bulletins Digest Created: Thu Aug 08 03:00:00 1996 PDT - ------------------------------------------------------------------------------- Summary of 'Daily Security Bulletins Digest' documents - ------------------------------------------------------------------------------- Document Id Description Page 1 - ------------------------------------------------------------------------------- HPSBUX9608-037 Security Vulnerability in elm HPSBUX9608-036 Security Vulnerability in rdist =============================================================================== Detailed list of 'Daily Security Bulletins Digest' documents =============================================================================== Document Id: [HPSBUX9608-037] Date Loaded: [08-08-96] Description: Security Vulnerability in elm =============================================================================== - ------------------------------------------------------------------------- HEWLETT-PACKARD SECURITY ADVISORY: HPSBUX08-037, 08 August 1996 - ------------------------------------------------------------------------- The information in the following Security Advisory should be acted upon as soon as possible. Hewlett Packard will not be liable for any consequences to any customer resulting from customer's failure to fully implement instructions in this Security Advisory as soon as possible. _________________________________________________________________________ PROBLEM: Vulnerabilities in elm executable. PLATFORM: HP 9000 series 300/400/700/800 systems running any version HP-UX 9.X or 10.X. DAMAGE: User files can be modified by non-owners. When running a restricted shell escapes may be possible. SOLUTION: Apply patch PHCO_7204 (series 300/400,HP-UX 9.X), or PHNE_7342 (series 700/800, HP-UX 9.X), or PHNE_7343 (series 700/800, HP-UX 10.X). AVAILABILITY: All of the patches are available now. For BLS system patch availability please contact your support representative. _________________________________________________________________________ I. elm A. Background Based on information detailed in CERT(sm) Vendor-Initiated Bulletin VB-95:10 Hewlett-Packard has found problems in the version of elm shipped with currently supported HP-UX releases. B. Fixing the problem Hewlett-Packard has created the above patches using the information from the vendor. These vulnerabilities can be eliminated by installing the patches referenced herein. C. Impact of the patch The patches provide a new version of the necessary executables to fix the vulnerability. Installation instructions are contained within the patches. D. To subscribe to automatically receive future NEW HP Security Bulletins from the HP SupportLine mail service via electronic mail, send an email message to: support@us.external.hp.com (no Subject is required) Multiple instructions are allowed in the TEXT PORTION OF THE MESSAGE, here are some basic instructions you may want to use: To add your name to the subscription list for new security bulletins, send the following in the TEXT PORTION OF THE MESSAGE: subscribe security_info To retrieve the index of all HP Security Bulletins issued to date, send the following in the TEXT PORTION OF THE MESSAGE: send security_info_list To get a patch matrix of current HP-UX and BLS security patches referenced by either Security Bulletin or Platform/OS, put the following in the text portion of your message: send hp-ux_patch_matrix World Wide Web service for browsing of bulletins is available via our URL: http://us.external.hp.com Choose "Support news", then under Support news, choose "Security Bulletins" E. To report new security vulnerabilities, send email to security-alert@hp.com Please encrypt 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. Permission is granted for copying and circulating this Bulletin to Hewlett-Packard (HP) customers (or the Internet community) for the purpose of alerting them to problems, if and only if, the Bulletin is not edited or changed in any way, is attributed to HP, and provided such reproduction and/or distribution is performed for non-commercial purposes. Any other use of this information is prohibited. HP is not liable for any misuse of this information by any third party. =============================================================================== Document Id: [HPSBUX9608-036] Date Loaded: [08-08-96] Description: Security Vulnerability in rdist =============================================================================== - ------------------------------------------------------------------------- HEWLETT-PACKARD SECURITY BULLETIN: HPSBUX9608-036, 08 Aug 96 - ------------------------------------------------------------------------- Hewlett-Packard recommends that the information in the following Security Bulletin should be acted upon as soon as possible. Hewlett- Packard 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: Security vulnerability in rdist only in releases 10.0X, 10.10, & 10.20 of HP-UX. PLATFORM: HP 9000 Series 700 and 800s DAMAGE: A vulnerability in rdist exists allowing local users to gain root privileges. SOLUTION: Apply patches PHNE_8107 (series 700/800, HP-UX 10.00 & 10.01) and PHCO_7798 (series 700/800, HP_UX 10.00 & 10.01) or patch PHNE_7919 (series 700/800, HP-UX 10.10) PHNE_7920 (series 700/800, HP-UX 10.20) AVAILABILITY: All patches are available now, except PHNE_7920 which will be available after 8 August. _______________________________________________________________________ I. rdist Update A. Background A recent CERT advisory (CERT CA-96.14) more fully describes a vulnerability in the rdist utility. It has been found that specific HP-UX 10.XX releases have this vulnerability. B. Fixing the problem The vulnerability can be eliminated from releases 10.0, 10.01, 10.10, and 10.20 of HP-UX by applying the patches mentioned above. HP-UX releases prior to 10.X and after 10.20 (i.e., 10.30) are not vulnerable. Hewlett-Packard recommends that all customers concerned with the security of their HP-UX systems either apply the appropriate patch or change perform the actions described above as soon as possible. C. How to Install the Patch (for HP-UX 10.X) 1. Determine which patch is appropriate for your hardware platform and operating system: Both: PHNE_8107 for series 700/800, HP-UX 10.00 10.01 PHCO_7798 for series 700/800, HP_UX 10.00 10.01 or: PHNE_7919 for series 700/800, HP-UX 10.10 PHNE_7920 for series 700/800, HP-UX 10.20 2. Hewlett Packard's HP-UX patches are available via email and World Wide Web. To obtain a copy of the HP SupportLine email service user's guide, send the following in the TEXT PORTION OF THE MESSAGE to support@us.external.hp.com (no Subject is required): send guide The users guide explains the process for downloading HP-UX patches via email and other services available. World Wide Web service for downloading of patches is available via our URL: http://us.external.hp.com 3. Apply the necessary patch(es) to your HP-UX system. 4. Examine /tmp/update.log for any relevant WARNINGs or ERRORs. E. To subscribe to automatically receive future NEW HP Security Bulletins from the HP SupportLine mail service via electronic mail, send an email message to: support@us.external.hp.com (no Subject is required) Multiple instructions are allowed in the TEXT PORTION OF THE MESSAGE, here are some basic instructions you may want to use: To add your name to the subscription list for new security bulletins, send the following in the TEXT PORTION OF THE MESSAGE: subscribe security_info To retrieve the index of all HP Security Bulletins issued to date, send the following in the TEXT PORTION OF THE MESSAGE: send security_info_list To get a patch matrix of current HP-UX and BLS security patches referenced by either Security Bulletin or Platform/OS, put the following in the text portion of your message: send hp-ux_patch_matrix World Wide Web service for browsing of bulletins is available via our URL: http://us.external.hp.com Choose "Support news", then under Support news, choose "Security Bulletins" F. To report new security vulnerabilities, send email to security-alert@hp.com Please encrypt 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. Permission is granted for copying and circulating this Bulletin to Hewlett-Packard (HP) customers (or the Internet community) for the purpose of alerting them to problems, if and only if, the Bulletin is not edited or changed in any way, is attributed to HP, and provided such reproduction and/or distribution is performed for non-commercial purposes. Any other use of this information is prohibited. HP is not liable for any misuse of this information by any third party. _______________________________________________________________________ *********************** FORWARDED INFORMATION ENDS HERE *********************** =============================================================================== IBM's Internet Emergency Response Service (IBM-ERS) is a subscription-based Internet security response service that includes computer security incident response and management, regular electronic verification of your Internet gateway(s), and security vulnerability alerts similar to this one that are tailored to your specific computing environment. By acting as an extension of your own internal security staff, IBM-ERS's team of Internet security experts helps you quickly detect and respond to attacks and exposures across your Internet connection(s). As a part of IBM's Business Recovery Services organization, the IBM Internet Emergency Response Service is a component of IBM's SecureWay(tm) line of security products and services. From hardware to software to consulting, SecureWay solutions can give you the assurance and expertise you need to protect your valuable business resources. To find out more about the IBM Internet Emergency Response Service, send an electronic mail message to ers-sales@vnet.ibm.com, or call 1-800-742-2493 (Prompt 4). IBM-ERS maintains a site on the World Wide Web at http://www.ers.ibm.com/. Visit the site for information about the service, copies of security alerts, team contact information, and other items. IBM-ERS uses Pretty Good Privacy* (PGP*) as the digital signature mechanism for security vulnerability alerts and other distributed information. The IBM-ERS PGP* public key is available from http://www.ers.ibm.com/team-info/pgpkey.html. "Pretty Good Privacy" and "PGP" are trademarks of Philip Zimmerman. IBM-ERS is a Member Team of the Forum of Incident Response and Security Teams (FIRST), a global organization established to foster cooperation and response coordination among computer security teams worldwide. The information in this document is provided as a service to customers of the IBM Emergency Response Service. Neither International Business Machines Corporation, Integrated Systems Solutions Corporation, nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process contained herein, or represents that its use would not infringe any privately owned rights. Reference herein to any specific commercial products, process, or service by trade name, trademark, manufacturer, or otherwise, does not necessarily constitute or imply its endorsement, recommendation or favoring by IBM or its subsidiaries. The views and opinions of authors expressed herein do not necessarily state or reflect those of IBM or its subsidiaries, and may not be used for advertising or product endorsement purposes. - ---EXTERNAL RELEASE---EXTERNAL RELEASE---EXTERNAL RELEASE---EXTERNAL RELEASE--- -----BEGIN PGP SIGNATURE----- Version: 2.7.1 iQCVAwUBMgn/2PWDLGpfj4rlAQFuxAQApAFZI6ISU3f6USYX7Y5IUSEbwYVFPwGJ 6MjFWfxsiMAifdUL4pOPZWhi1+gTv+fWfWdw3rkrVTXTDYgJkiEnetVPti038pHc CKBwwPrK+dn/bIsY8OObc2RVd337Ue9GvGtH/N78GzQD1v+UvYBfQpZySHMK/XBd 5p8cwtBXdnY= =/gf5 -----END PGP SIGNATURE-----