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FW: Security Bulletins Digest


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Date: Wed, 28 Oct 1998 14:57:04 +0100
From: Patrick Oonk <[email protected]>
To: [email protected]
Subject: FW: Security Bulletins Digest

-----Original Message-----
From: HP Electronic Support Center
[mailto:[email protected]]
Sent: Wednesday, October 28, 1998 2:41 PM
To: [email protected]
Subject: Security Bulletins Digest



                        HP Support Information Digests


=== o HP Electronic Support Center World Wide Web Service --------------------------------------------------- If you subscribed through the HP Electronic Support Center and would like to be REMOVED from this mailing list, access the HP Electronic Support Center on the World Wide Web at: http://us-support.external.hp.com Login using your HP Electronic Support Center User ID and Password. Then select Support Information Digests. You may then unsubscribe from the appropriate digest.
=== Digest Name: Daily Security Bulletins Digest Created: Wed Oct 28 4:20:04 PST 1998 Table of Contents: Document ID Title --------------- ----------- HPSBUX9810-086 Security Vulnerability with SharedX The documents are listed below. ---------------------------------------------------------------------------- --- Document ID: HPSBUX9810-086 Date Loaded: 19981027 Title: Security Vulnerability with SharedX <pre> <a name="Text1">--------------------------------------------------------------- ---------- HEWLETT-PACKARD COMPANY SECURITY BULLETIN: #00086, 28 October 1998 ------------------------------------------------------------------------- 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: The SharedX program recserv is vulnerable to a denial of service attack. PLATFORM: HP 9000 series 700/800. DAMAGE: Excessive cpu usage. SOLUTION: Install the patches listed below. AVAILABILITY: All patches are available now. ------------------------------------------------------------------------- I. A. Background HP SharedX Receiver Service (recserv) provides a method for a receiver to allow the sharing of windows without explicitly performing any xhost commands. The Internet daemon, inetd, executes recserv when it receives a service request at the port listed in the services database. Certain messages to the port can cause recserv to enter a tight processing loop B. Fixing the problem - Install the applicable patch: HP-UX revision 10.01 HP9000 Series 7/800 PHSS_16646 HP-UX revision 10.10 HP9000 Series 7/800 PHSS_16647 HP-UX revision 10.20 HP9000 Series 7/800 PHSS_16648 HP-UX revision 11.00 HP9000 Series 7/800 PHSS_16649 Note - For HP-UX revisions prior to 10.01, update to 10.X, or 11.X and install the applicable patch. C. To subscribe to automatically receive future NEW HP Security Bulletins from the HP Electronic Support Center via electronic mail, do the following: Use your browser to get to the HP Electronic Support Center page at: http://us-support.external.hp.com (for US, Canada, Asia-Pacific, & Latin-America) http://europe-support.external.hp.com (for Europe) Login with your user ID and password (or register for one). Remember to save the User ID assigned to you, and your password. Once you are in the Main Menu: To -subscribe- to future HP Security Bulletins, click on "Support Information Digests". To -review- bulletins already released from the main Menu, click on the "Search Technical Knowledge Database." Near the bottom of the next page, click on "Browse the HP Security Bulletin Archive". Once in the archive there is another link to our current Security Patch Matrix. Updated daily, this matrix categorizes security patches by platform/OS release, and by bulletin topic. The security patch matrix is also available via anonymous ftp: us-ffs.external.hp.com ~ftp/export/patches/hp-ux_patch_matrix D. To report new security vulnerabilities, send email to [email protected] 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 [email protected]. 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. ________________________________________________________________________ </pre> -----End of Document ID: HPSBUX9810-086--------------------------------------

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