Notified: May 08, 2003 Updated: July 23, 2003
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For Immediate Disclosure
============================== Summary ==============================
Security Alert: NOVL-2003-2966549
Title: Enterprise Web Server PERL Handler Buffer Overflow
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
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
======================== Recommended Actions ========================
See detailed instructions in the referenced Technical Information
Document (TID) http://support.novell.com/servlet/tidfinder/2966549.
============================ DISCLAIMER =============================
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information is provided "AS IS" without any warranty or
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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 =============================
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========================= Revision History ==========================
Original: 23-Jul-2003 - Original Publication
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The vendor has not provided us with any further information regarding this vulnerability.
Please see Novell Technical Information Document 2966549.
If you have feedback, comments, or additional information about this vulnerability, please send us email.