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| From: | NOVELL | | Date: | 24.07.2003 | | Subject: | NOVL-2003-2966549 - Enterprise Web Server PERL Buffer Overflow |
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For Immediate Disclosure
============================== Summary ==============================
Security Alert: NOVL-2003-2966549
Title: Enterprise Web Server PERL Handler Buffer Overflow
Date: 23-Jul-2003
Revision: Original
Product Name: Netware Enterprise Web Server
OS/Platform(s): Netware 5.1, 6.0
Reference URL: http://support.novell.com/servlet/tidfinder/2966549
Vendor Name: Novell, Inc.
Vendor URL: http://www.novell.com
Security Alerts: http://support.novell.com/security-alerts
Affects: cgi2perl.nlm
Identifiers: CERT VU# 185593, CVE: CAN-2003-0562
Credits: Uffe Nielsen
============================ Description ============================
A Buffer Overflow in the PERL handler, (/perl/) may result in a
server ABEND. The problem is not in the Netscape-based Enterprise
Web Server, but in the Novell-supplied cgi2perl.nlm handler to PERL.
============================== Impact ===============================
One or more server ABENDs may be triggered by buffer overflows,
resulting in degraded performance or crash of the server, in turn
causing in a denial of service to legitimate users of the system.
There is no known ROOT shell exploit from this kind of failure on
Netware.
======================== Recommended Actions ========================
See detailed instructions in the referenced Technical Information
Document (TID) http://support.novell.com/servlet/tidfinder/2966549.
============================ 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
================ Contacting Novell Security Alerts ==================
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========================= Revision History ==========================
Original: 23-Jul-2003 - Original Publication
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