Novell GroupWise Messenger Buffer Overflow in Accept-Language Header Lets Remote Users Execute Arbitrary Code
SecurityTracker Alert ID: 1015911|
SecurityTracker URL: http://securitytracker.com/id/1015911
(Links to External Site)
Date: Apr 13 2006
Execution of arbitrary code via network, User access via network|
Fix Available: Yes Vendor Confirmed: Yes |
A vulnerability was reported in Novell GroupWise Messenger. A remote user can execute arbitrary code on the target system.|
A remote user can send a specially crafted Accept-Language header to TCP port 8300 on the target system to trigger a buffer overflow in the Novell Messaging Agent and execute arbitrary code on the target system.
A value of greater than 16 characters can trigger the overflow.
The vendor was notified on March 16, 2006.
CIRT.DK discovered this vulnerability. TippingPoint reported this vulnerability.
The original advisory is available at:
A remote user can execute arbitrary code on the target system.|
The vendor has issued a fixed version (2.0 Public Beta 2).|
This fix will be included in GroupWise Messenger 2.0 SP1.
The vendor's advisory is available at:
Vendor URL: support.novell.com/cgi-bin/search/searchtid.cgi?10100861.htm (Links to External Site)
Source Message Contents
Subject: [Full-disclosure] ZDI-06-008: Novell GroupWise Messenger|
ZDI-06-008: Novell GroupWise Messenger Accept-Language Buffer Overflow
April 13, 2006
-- CVE ID:
-- Affected Vendor:
-- Affected Products:
Novell GroupWise Messenger 2
-- TippingPoint(TM) IPS Customer Protection:
TippingPoint IPS customers have been protected against this
vulnerability since March 14, 2006 by Digital Vaccine protection
filter ID 3994. For further product information on the TippingPoint IPS:
-- Vulnerability Details:
This vulnerability allows attackers to execute arbitrary code on
vulnerable installations of the Novell GroupWise Messenger.
Authentication is not required to exploit this vulnerability.
The specific flaw exists within the Novell Messaging Agent, a web
server that listens by default on TCP port 8300. Insufficient length
checks during the parsing of long parameters within the Accept-Language
header results in an exploitable stack overflow under the context of the
-- Vendor Response:
A fix for the described issue is available in GroupWise Messenger 2.0
Public Beta 2. The fix will also be included in the shipping release of
Messenger 2.0 SP1. TID #NOVL105592 further details the specifics of the
-- Disclosure Timeline:
2006.03.16 - Vulnerability reported to vendor
2006.03.14 - Digital Vaccine released to TippingPoint customers
2006.04.13 - Coordinated public release of advisory
This vulnerability was discovered by CIRT.DK.
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