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sms.194.txt

sms.194.txt
Posted Mar 29, 2000
Site sunsolve.sun.com

Sun Microsystems Security Bulletin #194 - Sun announces the release of patches for Solaris 7 which relate to four vulnerabilities in BIND reported in CERT Advisory CA-99-14 which allow remote attackers to crash or degrade the performance of named.

tags | remote, vulnerability
systems | solaris
MD5 | 1770ef7d71d2935ecee7a51316bba060

sms.194.txt

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________________________________________________________________________________
Sun Microsystems, Inc. Security Bulletin

Bulletin Number: #00194
Date: March 29, 2000
Cross-Ref: CERT Advisory CA-99-14
Title: BIND
________________________________________________________________________________

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
IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE
HEREBY DISCLAIMED AND EXCLUDED TO THE EXTENT ALLOWED BY APPLICABLE LAW.

IN NO EVENT WILL SUN MICROSYSTEMS, INC. BE LIABLE FOR ANY LOST REVENUE,
PROFIT OR DATA, OR FOR DIRECT, SPECIAL, INDIRECT, CONSEQUENTIAL, INCIDENTAL
OR PUNITIVE DAMAGES HOWEVER CAUSED AND REGARDLESS OF ANY THEORY OF LIABILITY
ARISING OUT OF THE USE OF OR INABILITY TO USE THE INFORMATION CONTAINED IN
THIS SECURITY BULLETIN, EVEN IF SUN MICROSYSTEMS, INC. HAS BEEN ADVISED OF
THE POSSIBILITY OF SUCH DAMAGES.

If any of the above provisions are held to be in violation of applicable law,
void, or unenforceable in any jurisdiction, then such provisions are waived
to the extent necessary for this disclaimer to be otherwise enforceable in
such jurisdiction.
________________________________________________________________________________

1. Bulletin Topics

Sun announces the release of patches for Solaris(tm) 7 which relate to
four vulnerabilities in BIND reported in CERT Advisory CA-99-14.

Sun recommends that you install the patches listed in section 4
immediately on systems running Solaris 7 with Sun's implementation
of BIND.

2. Who is Affected

Vulnerable: Solaris 7 running Sun's implementation of BIND

Not vulnerable: All other supported versions of Solaris.

3. Understanding the Vulnerabilities

The Berkeley Internet Name Domain (BIND) is an implementation of the
Domain Name System (DNS) protocols.

CERT Advisory CA-99-14 describes six vulnerabilities in certain versions
of BIND. Solaris 7 is vulnerable to the following four vulnerabilities
reported in the CERT advisory.

Vulnerability #3: the "so_linger bug"

Remote attackers may degrade the performance of named.

Vulnerability #4: the "fdmax bug"

Remote attackers may cause named to crash.

Vulnerability #5: the "maxdname bug"

Remote attackers may cause named to crash.

Vulnerability #6: the "naptr bug"

Remote attackers may cause named to crash.

The CERT advisory CA-99-14 is available at:

ftp://info.cert.org/pub/cert_advisories/CA-99-14-bind.txt

No other supported versions of Solaris (including Solaris 8) are
affected by any of the six vulnerabilities reported in the CERT
advisory.


4. List of Patches

The following patches are available in relation to the above problems.

Solaris version Patch ID
_______________ _________
Solaris 7 (SPARC) 107018-02
106938-03
Solaris 7 (Intel) 107019-02
106939-03
_______________________________________________________________________________
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

C. Sun security bulletins are available at:

http://sunsolve.sun.com/security

D. Sun Security Coordination Team's PGP key is available at:

http://sunsolve.sun.com/pgpkey.txt

E. To report or inquire about a security problem with Sun software, contact
one or more of the following:

- Your local Sun Solution Center
- Your representative computer security response team, such as CERT
- Sun Security Coordination Team. Send email to:

security-alert@sun.com

F. To receive information or subscribe to our CWS (Customer Warning System)
mailing list, send email to:

security-alert@sun.com

with a subject line (not body) containing one of the following commands:

Command Information Returned/Action Taken
_______ _________________________________

help An explanation of how to get information

key Sun Security Coordination Team's PGP key

list A list of current security topics

query [topic] The email is treated as an inquiry and is forwarded to
the Security Coordination Team

report [topic] The email is treated as a security report and is
forwarded to the Security Coordination Team. Please
encrypt sensitive mail using Sun Security Coordination
Team's PGP key

send topic A short status summary or bulletin. For example, to
retrieve a Security Bulletin #00138, supply the
following in the subject line (not body):

send #138

subscribe Sender is added to our mailing list. To subscribe,
supply the following in the subject line (not body):

subscribe cws your-email-address

Note that your-email-address should be substituted
by your email address.

unsubscribe Sender is removed from the CWS mailing list.
________________________________________________________________________________

Copyright 2000 Sun Microsystems, Inc. All rights reserved. Sun,
Sun Microsystems, Solaris and SunOS are trademarks or registered trademarks
of Sun Microsystems, Inc. in the United States and other countries. This
Security Bulletin may be reproduced and distributed, provided that this
Security Bulletin is not modified in any way and is attributed to
Sun Microsystems, Inc. and provided that such reproduction and distribution
is performed for non-commercial purposes.

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