Date: Thu, 5 Jul 2001 14:10:11 -0400 (EDT)
From: Jose Nazario <[email protected]>
To: [email protected]Subject: Sun Security Bulletin #00203 (fwd) (yppasswd/ypbind)
aleph1/whoever
i don't think the patch announcement has been posted to bugtraq for the
yppasswd/ypbind vulnerability mray found some time ago (the one i
forwarded to bugtraq back in may). please pass this on if you think it's
appropriate.
i checked to make sure patches were out and available, they appear to be.
thanks.
____________________________
jose nazario [email protected]
PGP: 89 B0 81 DA 5B FD 7E 00 99 C3 B2 CD 48 A0 07 80
PGP key ID 0xFD37F4E5 (pgp.mit.edu)
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________________________________________________________________________________
Sun Microsystems, Inc. Security Bulletin
Bulletin Number: #00203
Date: June 21, 2001
Cross-Ref: AUSCERT AA-2001.03
Title: ypbind
________________________________________________________________________________
The information contained in this Security Bulletin is provided "AS IS."
Sun makes no warranties of any kind whatsoever with respect to the information
contained in this Security Bulletin. ALL EXPRESS OR IMPLIED CONDITIONS,
REPRESENTATIONS AND WARRANTIES, INCLUDING ANY WARRANTY OF NON-INFRINGEMENT OR
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HEREBY DISCLAIMED AND EXCLUDED TO THE EXTENT ALLOWED BY APPLICABLE LAW.
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________________________________________________________________________________
1. Bulletins Topics
Sun announces the release of patches for Solaris(tm) 8, 7, 2.6,
2.5.1, 2.5, and 2.4 (SunOS(tm) 5.8, 5.7, 5.6, 5.5.1, 5.5, and
5.4) which relate to a buffer overflow vulnerability in ypbind.
Sun recommends that you install the patches listed in section 4
immediately on systems running SunOS 5.8, 5.7, 5.6, 5.5.1, 5.5,
and 5.4
2. Who is Affected
Vulnerable: SunOS 5.8, 5.8_x86, 5.7, 5.7_x86, 5.6,
5.6_x86, 5.5.1, 5.5.1_x86, 5.5, 5.5_x86,
5.4, and 5.4_x86
Not vulnerable: SunOS 5.8 01/01* and SunOS 5.8_x86 01/01*
and all later SunOS 5.8 update releases.
SunOS 5.8 and SunOS 5.8_x86 with
Maintenance Update (MU) 3* or a later MU
applied.
* To determine if one is running SunOS 5.8 01/01 or later or SunOS 5.8
Maintenance Update 3 or later, check the contents of the /etc/release file.
3. Understanding the Vulnerability
The ypbind daemon runs on all client and server machines that are set
up to use NIS. A buffer overflow vulnerability has been discovered in
ypbind which may be exploited by a local or a remote attacker to gain
root access.
4. List of Patches
The following patches are available in relation to the above problems.
OS Version Patch ID
__________ _________
SunOS 5.8 110322-01
SunOS 5.8_x86 110323-01
SunOS 5.7 108750-02
SunOS 5.7_x86 108751-02
SunOS 5.6 105403-04
SunOS 5.6_x86 105404-04
SunOS 5.5.1 105165-04
SunOS 5.5.1_x86 105166-04
SunOS 5.5 105169-04
SunOS 5.5_x86 105170-04
SunOS 5.4 101973-41
SunOS 5.4_x86 101974-41
_______________________________________________________________________________
Sun acknowledges with thanks, AusCERT as well as Mark Dowd and Stephen
James of IT Audit & Consulting, for bringing this issue to our attention
and their assistance in the preparation of this bulletin.
_______________________________________________________________________________
APPENDICES
A. Patches listed in this bulletin are available to all Sun customers at:
http://sunsolve.sun.com/securitypatch
B. Checksums for the patches listed in this bulletin are available at:
ftp://sunsolve.sun.com/pub/patches/CHECKSUMS
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