SAP NetWeaver Business Client SapThemeRepository ActiveX Control Remote Code Execution VulnerabilityZDI-10-290: December 14th, 2010
TippingPoint™ IPS Customer ProtectionTippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 10737. For further product information on the TippingPoint IPS:
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of SAP NetWeaver Business Client. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
The specific flaw exists within the Load and LoadTheme methods of the SapThemeRepository ActiveX control (sapwdpcd.dll) implemented by SAP NetWeaver Business Client. Due to a failure in bounds checking, a user-supplied parameter supplied to the vulnerable methods can overflow a stack buffer resulting in arbitrary code execution under the context of the user running the browser.
Vendor ResponseSAP has issued an update to correct this vulnerability. More details can be found at:
2010-09-30 - Vulnerability reported to vendor
2010-12-14 - Coordinated public release of advisory
CreditThis vulnerability was discovered by:
Alexandr Polyakov, Alexey Sintsov from Digital Security Research Group