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For Immediate Disclosure
============================== Summary ==============================
Security Alert: NOVL-2003-2966205
Title: iChain 2.2 Field Patch 1a
Date: 05-Jun-2003
Revision: Original
Product Name: iChain 2.2
OS/Platform(s): Netware
Reference URL: http://support.novell.com/servlet/tidfinder/2966205
Vendor Name: Novell, Inc.
Vendor URL: http://www.novell.com
Security Alerts: http://support.novell.com/security-alerts
Affects: Various
Identifiers: None
Credits: Axel Dunkel, Dunkel GmbH <securityat_private>
Others
============================ Description ============================
DoS caused by buffer overflow abend running special script against
login.
For security reasons, NCPIP.NLM and JSTCP.NLM were renamed to
NCPIP.OLD and JSTCP.OLD. NCPIP.NLM should never be loaded on a
PUBLIC interface unless port 524 is blocked by a firewall, even
if using the NCP exclude options. JSTCP.NLM posted a listener on
port 6901 that is not needed by iChain.
User could access a restricted/secure page without authenticating.
Numerous other updates are included in this field patch. See the
Technical Information Document (TID) for further details.
============================== Impact ===============================
Denial of Service caused by buffer overflow abend running special
script against login.
Inappropriate access with incorrect configuration.
======================== Recommended Actions ========================
See detailed instructions in the referenced Technical Information
Document (TID) http://support.novell.com/servlet/tidfinder/2966205.
============================ DISCLAIMER =============================
The content of this document is believed to be accurate at the time
of publishing based on currently available information. However, the
information is provided "AS IS" without any warranty or
representation. Your use of the document constitutes acceptance of
this disclaimer. Novell disclaims all warranties, express or implied,
regarding this document, including the warranties of merchantability
and fitness for a particular purpose. Novell is not liable for any
direct, indirect, or consequential loss or damage arising from use
of, or reliance on, this document or any security alert, even if
Novell has been advised of the possibility of such damages and even
if such damages are foreseeable.
============================ Appendices =============================
None
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========================= Revision History ==========================
Original: 06-Jun-2003 - Original Publication
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