Novacoast Security Advisory Novell GroupWise 6.5 Vulnerability Synopsis: Novacoast has discovered a vulnerability in the Novell GroupWise 6.5 Wireless Webaccess logging functionality. The software exposes all username and passwords within the log file in clear text. This information could be used to impersonate other users and allow unauthorized access to mail or network resources. Description: A key component of the Novell Nterprise* family of one Net solutions, Novell® GroupWise® 6.5 is a cross-platform collaboration product that enables you to work smarter alone and with others over any type of network*wired to wireless, including the Internet. In addition to integrated e-mail and scheduling services, GroupWise offers task-, contact- and document-management services that increase productivity. GroupWise also delivers secure instant messaging, tools that help you manage daily activities more efficiently and extensive mobile-access capabilities. In a nutshell, this innovative, open standards-based approach to collaboration services provides security, control and mobility while increasing user productivity and reducing the cost of managing and maintaining your organization's essential communication and collaboration services. Affected Version: Novell GroupWise 6.5 Webaccess Novell GroupWise Wireless Web Access Novell Linux/Mac Beta Client NetWare 5/6 Apache 1.3.x Exploit: None required Open sys:\apache\logs\access_log Passwords are listed as part of the url. the are preceded with username=****&password=**** Recommended Solution: Upgrade to Novell GroupWise 6.5 sp1 Status: This bug has been submitted to, acknowledged by, and a fix has been created and included with the latest service pack for Novell GroupWise 6.5. It can be downloaded from: http://support.novell.com Additional information can be found at the following location: http://support.novell.com/cgi-bin/search/searchtid.cgi?/10085583.htm Disclaimer: Novacoast accepts no liability or responsibility for the content of this report, or for the consequences of any actions taken on the basis of the information provided within. Dissemination of this information is granted provided it is presented in its entirety. Modifications may not be made without the explicit permission of Novacoast. Adam Gray CTO Novacoast, Inc. agray@novacoast.com http://www.novacoast.com