---------- Forwarded message ---------- Date: Wed, 10 Jun 1998 13:34:09 -0700 From: Sun Security Coordination Team <secureat_private> To: CWSat_private Subject: Sun Security Bulletin #00171 -----BEGIN PGP SIGNED MESSAGE----- ________________________________________________________________________________ Sun Microsystems, Inc. Security Bulletin Bulletin Number: #00171 Date: June 10, 1998 Cross-Ref: Title: ftpd ________________________________________________________________________________ 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. Bulletins Topics Sun announces the release of patches for Solaris(tm) 2.6, 2.5.1, 2.5 and 2.3 (SunOS(tm) 5.6, 5.5.1, 5.5 and 5.3), which relate to a vulnerability in ftpd. Sun estimates that the release of patches for Solaris 2.4 (SunOS 5.4) that relate to the same vulnerability will be available within 6 weeks of the date of this bulletin. Sun strongly recommends that you install the patches listed in section 4 immediately on systems running SunOS 5.6, 5.6_x86, 5.5.1, 5.5, and 5.3 which use in.ftpd. 2. Who is Affected Vulnerable: SunOS 5.6, 5.6_x86, 5.5.1, 5.5.1_x86, 5.5, 5.5_x86, 5.4, 5.4_x86 and 5.3. Not vulnerable: All other supported versions of SunOS. 3. Understanding the Vulnerability The in.ftpd daemon is the Internet File Transfer Protocol (FTP) server process. The server is invoked by the Internet daemon inetd each time a connection to the FTP service is made. A vulnerability has been discovered which could be exploited to launch an denial of service attack against the ftp server. 4. List of Patches The following patches are available in relation to the above problem. SunOS Patch ID _____ _________ SunOS 5.6 106301-01 SunOS 5.6_x86 106302-01 SunOS 5.5.1 103603-08 SunOS 5.5.1_x86 103604-08 SunOS 5.5 103577-08 SunOS 5.5_x86 103578-08 SunOS 5.4 101945-59 (to be released in 6 weeks) SunOS 5.4_x86 101946-52 (to be released in 6 weeks) SunOS 5.3 104938-02 _______________________________________________________________________________ APPENDICES A. Patches listed in this bulletin are available to all Sun customers via World Wide Web at: <URL:http://sunsolve.sun.com/sunsolve/pubpatches/patches.html> B. Checksums for the patches listed in this bulletin are available via World Wide Web at: <URL:http://sunsolve.sun.com/sunsolve/pubpatches/patches.html> C. Sun security bulletins are available via World Wide Web at: <URL:http://sunsolve.sun.com/pub-cgi/secbul.pl> D. Sun Security Coordination Team's PGP key is available via World Wide Web at: <URL:http://sunsolve.sun.com/sunsolve/secbulletins/SunSCkey.txt> E. 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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. -----BEGIN PGP SIGNATURE----- Version: 2.6.2 iQCVAwUBNX63gbdzzzOFBFjJAQETnAQAprMPrKXOYB6IhSWtkyCJWZ1rdKPEL9bd brSobIVcVMsgRucCSjN/V8QQW8N0bZzsZkSPBrlH9WQWH+KSQPqUWap5OYoXYsqZ jjmJdYXnVjzLUFA/FSwjsZo5mHpqGXJLQXUXbf18EqkNAG3RaLe1rjL7++F+Xiij XHZTfqiqaYk= =7Mv9 -----END PGP SIGNATURE-----
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