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HP-UX security bulletins digest
From: IT Resource Center (support_feedback
us-support2-mail.external.hp.com)
Date: Tue Jun 24 2003 - 08:17:54 CDT
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HP Support Information Digests
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===============================================================================
Digest Name: daily HP-UX security bulletins digest
Created: Tue Jun 24 6:00:02 EDT 2003
Table of Contents:
Document ID Title
--------------- -----------
HPSBUX0302-242 SSRT2330 Potential Security Vulnerability in rpc.yppasswdd (re
The documents are listed below.
-------------------------------------------------------------------------------
Document ID: HPSBUX0302-242
Date Loaded: 20030623
Title: SSRT2330 Potential Security Vulnerability in rpc.yppasswdd (rev.1)
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Hash: SHA1
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**REVISED 01**
Source: HEWLETT-PACKARD COMPANY
SECURITY BULLETIN: HPSBUX0302-242
Originally issued: 12 February 2003
SSRT2330 Potential Security Vulnerability in rpc.yppasswdd
Last revised: 23 June 2003
-----------------------------------------------------------------
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: 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: For B.10.20 until a patch is available install the
appropriate rpc.yppasswdd from the ftp site listed
below.
For B.11.00 install PHNE_28102.
For B.11.11 install PHNE_28103.
--> For B.11.22 install PHNE_28138.
MANUAL ACTIONS: Yes - NonUpdate
For B.10.20 install rpc.yppasswdd_10.20.
For B.11.00 install PHNE_28102, no manual action.
For B.11.11 install PHNE_28103, no manual action.
--> For B.11.22 install PHNE_28138, no manual action.
AVAILABILITY: The preliminary files are available now.
This bulletin will be revised when patches
are available.
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.
----------------------------------------------------------------
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-alerthp.com for more information.
**REVISED 01**
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-alerthp.com for more information
HP-UX B.10.20
=============
NFS.NIS-SERVER
fix: Download and install rpc.yppasswdd_10.20
as described below.
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.
For 10.20 the following preliminary fix is available:
rpc.yppasswdd_10.20
cksum rpc.yppasswdd_10.20
575931685 28672 rpc.yppasswdd_10.20
MD5 (rpc.yppasswdd_10.20) =
cf362f855dbb9493282686cf4823afec
If you wish to verify the md5 sum please refer to:
HPSBUX9408-016
Patch sums and the MD5 program
Download the appropriate files from the ftp site.
These files are temporary and will be deleted when
patches are available.
System: hprc.external.hp.com (192.170.19.51)
Login: yppass
Password: yppass
FTP Access: ftp://bind:bind1hprc.external.hp.com/
or: ftp://bind:bind1192.170.19.51/
ftp://yppass:yppasshprc.external.hp.com/
ftp://yppass:yppass192.170.19.51/
Copy the appropriate file to a protected directory
(called "<new_rpc.yppasswdd_path>" below) and rename it
"rpc.yppasswdd".
/sbin/rc2.d/S410nis.server stop
cd /usr/lib/netsvc/yp
cp rpc.yppasswdd rpc.yppasswdd.orig
cp /<new_rpc.yppasswdd_path>/rpc.yppasswdd rpc.yppasswdd
/sbin/rc2.d/S410nis.server stop
C. To subscribe to automatically receive future NEW HP Security
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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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On the "Support Information Digest Main" page:
click on the "HP Security Bulletin Archive".
D. To report new security vulnerabilities, send email to
security-alerthp.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-alerthp.com.
----------------------------------------------------------------
(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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-----End of Document ID: HPSBUX0302-242--------------------------------------
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