ZDI-06-008: Novell GroupWise Messenger Accept-Language Buffer Overflow http://www.zerodayinitiative.com/advisories/ZDI-06-008.html April 13, 2006
-- CVE ID: CVE-2006-0092
-- Affected Vendor: Novell
-- 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 SYSTEM user.
-- 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 patch:
-- 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
-- Credit: This vulnerability was discovered by CIRT.DK.
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