__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN Novell iPrint Client 'ienipp.ocx' ActiveX Vulnerability [Security Focus 27939] February 25, 2008 21:00 GMT Number S-195 ______________________________________________________________________________ PROBLEM: Novell iPrint Client 'ienipp.oxc' ActiveX control is prone to a buffer-overflow vulnerability because the application fails to perform adequate boundary checks on user-supplied data. PLATFORM: Novell iPrint Client 4.26 and 4.32 DAMAGE: Allows remote attackers to execute arbitrary code. SOLUTION: Upgrade to the appropriate version. ______________________________________________________________________________ VULNERABILITY The risk is MEDIUM. Successfully exploiting this issue allows ASSESSMENT: remote attackers to execute arbitrary code in the context of the application using the ActiveX control (typically Internet Explorer). Failed exploit attempts likely result in denial-of-service conditions. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/s-195.shtml ORIGINAL BULLETIN: http://www.securityfocus.com/bid/27939/discuss ______________________________________________________________________________ [***** Start Security Focus 27939 *****] Novell iPrint Client 'ienipp.ocx' ActiveX Control Buffer Overflow Vulnerability Novell iPrint Client 'ienipp.ocx' ActiveX control is prone to a buffer-overflow vulnerability because the application fails to perform adequate boundary checks on user-supplied data. Successfully exploiting this issue allows remote attackers to execute arbitrary code in the context of the application using the ActiveX control (typically Internet Explorer). Failed exploit attempts likely result in denial-of-service conditions. The issue affects iPrint Client 4.26 and 4.32; other versions may also be vulnerable. Novell iPrint Client 'ienipp.ocx' ActiveX Control Buffer Overflow Vulnerability Bugtraq ID: 27939 Class: Boundary Condition Error CVE: Remote: Yes Local: No Published: Feb 21 2008 12:00AM Updated: Feb 22 2008 04:23PM Credit: Paul Kurczaba discovered this vulnerability. Vulnerable: Novell iPrint Client 'ienipp.ocx' ActiveX control 4.32 Novell iPrint Client 'ienipp.ocx' ActiveX control 4.26 Not Vulnerable: Novell iPrint Client 'ienipp.ocx' ActiveX control 4.34 [***** End Security Focus 27939 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Security Focus for the information contained in this bulletin. _______________________________________________________________________________ CIAC, the Computer Incident Advisory Capability, is the computer security incident response team for the U.S. Department of Energy (DOE) and the emergency backup response team for the National Institutes of Health (NIH). CIAC is located at the Lawrence Livermore National Laboratory in Livermore, California. 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