SSRT2330 Rev.2 rpc.yppasswdd

From: Security Alert (secure_at_cup.hp.com)
Date: 01/12/04 

Date: 12 Jan 2004 06:58:43 -0700

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**REVISED 02**
 Source: HEWLETT-PACKARD COMPANY
 SECURITY BULLETIN: HPSBUX0302-242
 Originally issued: 12 February 2003
 SSRT2330 Rev.2 rpc.yppasswdd
 Last revised: 11 January 2004
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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: Potential security vulnerability in rpc.yppasswdd

IMPACT: Potential denial of service, unauthorized access.

PLATFORM: HP 9000 Series 700 and 800 running HP-UX B.10.10,
          B.10.20, B.11.00, B.11.11, B.11.22 using rpc.yppasswdd.

**REVISED 01**
SOLUTION: Install the appropriate patch:
 --> For B.10.20 install PHNE_28886.
          For B.11.00 install PHNE_28102.
          For B.11.11 install PHNE_28103.
          For B.11.22 install PHNE_28138.

MANUAL ACTIONS: No

AVAILABILITY: The patches are available now.

CHANGE SUMMARY: Rev.01 - Added fix for B.11.22.
                         Changed o/s revision format to that
                         returned by "uname -a". 11.11 -> B.11.11.
                Rev.02 - Added PHNE_28886 for B.10.20.
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 A. Background
    A potential buffer overflow has been reported
    in rpc.yppasswdd.

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

 B. Recommended solution
    Note: Customers running HP-UX revision 10.10 should
          write to security-alert@hp.com for more information.

**REVISED 02**
    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.10.10
     =============
     NFS.NIS-SERVER
     fix: write to security-alert@hp.com for more information

     HP-UX B.10.20
     =============
     NFS.NIS-SERVER
 --> fix: Install PHNE_28886 or subsequent.

     HP-UX B.11.00
     =============
     NFS.NIS-SERVER
     fix: Install PHNE_28102 or subsequent.

     HP-UX B.11.11
     =============
     NFS.NIS-SERVER
     fix: Install PHNE_28103 or subsequent.

     HP-UX B.11.22
     =============
     NFS.NIS-SERVER
     fix: Install PHNE_28138 or subsequent.

    END AFFECTED VERSIONS

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    For information on the Security Patch Check tool, see:
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    displayProductInfo.pl?productNumber=B6834AA

    The security patch matrix is also available via anonymous
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 D. To report new security vulnerabilities, send email to

    security-alert@hp.com

    Please encrypt any exploit information using the
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(c)Copyright 2004 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
Return-Path: secure@cup.hp.com
Reply-to: security-alert@hp.com