Microsoft Office OWC10 ActiveX Control Heap Corruption Vulnerability
21 Aug. 2009
Summary
This vulnerability allows attackers to execute arbitrary code on vulnerable installations of Microsoft Office. User interaction is required to exploit this vulnerability in that the target must visit a malicious page.
Vulnerable Systems:
* Microsoft Office Word
* Microsoft Office Excel
The specific flaw exists when loading and unloading the vulnerable control (0002E543-0000-0000-C000-000000000046) and results in transfer of control to unallocated memory. This issue can be exploited to execute arbitrary code under the context of the currently logged in user user.
Disclosure Timeline:
2007-03-29 - Vulnerability reported to vendor
2009-08-11 - Coordinated public release of advisory
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