SSRT3466 Potential Security Vulnerability in rs.F3000

SSRT3466 Potential Security Vulnerability in rs.F3000

Post by Security Ale » Fri, 14 Feb 2003 05:18:02



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 Source: HEWLETT-PACKARD COMPANY
 SECURITY BULLETIN: HPSBUX0302-240
 Originally issued: 12 February 2003
 SSRT3466 Potential Security Vulnerability in rs.F3000
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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.

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PROBLEM: The program /usr/lib/X11/Xserver/ucode/screens/hp/rs.F3000
         may allow access to the daemon account.

IMPACT:  Potential unauthorized access, denial of service.

PLATFORM: HP9000 Series 700/800 running HP-UX releases
          10.X and 11.X

SOLUTION: Remove execute permissions from rs.F3000.

MANUAL ACTIONS: Yes - NonUpdate
                Remove execute permissions from
                /usr/lib/X11/Xserver/ucode/screens/hp/rs.F3000

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 A. Background
    /usr/lib/X11/Xserver/ucode/screens/hp/rs.F3000 supports the
    Freedom series graphics devices.  It is not needed by any
    other devices.

    The SSRT thanks LSD Research Group (http://lsd-pl.net) for
    reporting this potential vulnerability to HP.

 B. Recommended solution
    Remove the execute permissions from rs.F3000:

       chmod 444 /usr/lib/X11/Xserver/ucode/screens/hp/rs.F3000

    This will prevent the use of the Freedom graphics product with
    the Xserver.  Customers with the Freedom graphics product should

 C. To subscribe to automatically receive future NEW HP Security
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 D. To report new security vulnerabilities, send email to


    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)

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(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.

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Yours truly,
HP S/W Security Team
WTEC Cupertino, California