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AUSCERT External Security Bulletin Redistribution
ESB-98.178 -- Sun Security Bulletin #00179
19 November 1998
Sun Microsystems, Inc. has released the following bulletin concerning
buffer overflow vulnerabilities in rdist which may be exploited by an
attacker to gain root access.
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Sun Microsystems, Inc. Security Bulletin
Bulletin Number: #00179
Date: November 18, 1998
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.
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
The rdist program is a setuid root utility that distributes files
from one host to another. Several buffer overflow vulnerabilities
have been discovered which could be exploited by an attacker to
gain root access.
2. Affected Supported Versions
Solaris(tm) versions: 2.6, 2.6_x86, 2.5.1, 2.5.1_x86, 2.5, 2.5_x86,
2.4, 2.4_x86 and 2.3
SunOS(tm) versions: 4.1.4 and 4.1.3_U1
Sun recommends that you install the respective patches immediately
on affected systems.
Operating System Patch ID
Solaris 2.6 105667-02
Solaris 2.6_x86 105668-02
Solaris 2.5.1 103817-03
Solaris 2.5.1_x86 103818-03
Solaris 2.5 103815-03
Solaris 2.5_x86 103816-03
Solaris 2.4 103813-03
Solaris 2.4_x86 103814-03
Solaris 2.3 101494-04
SunOS 4.1.4 103824-04
SunOS 4.1.3_U1 103823-04
A. Patches listed in this bulletin are available to all Sun customers via
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Copyright 1998 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
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