Multiple vulnerabilities have been identified in Zoomify Viewer ActiveX Control, which could be exploited by remote attackers to take complete control of an affected system. These issues are caused by buffer overflow errors in the "ZActiveX.dll" module when processing a malformed property or method, which could be exploited by remote attackers to execute arbitrary code by tricking a user into visiting a specially crafted web page.

Affected Products

Zoomify Viewer ActiveX Control

Solution

The vendor recommends switching to the Flash-based viewing solutions.

Set a kill bit for the CLSID {F7DC2A2E-FC34-11D3-B1D9-00A0C99B41BB}.

VUPEN Security is not aware of any vendor-supplied patch.

References

http://www.vupen.com/english/advisories/2007/2142
http://www.kb.cert.org/vuls/id/174177

Credits

Vulnerability reported by Will Dormann (CERT/CC).

Changelog

2007-06-12 : Initial release
2007-06-13 : Updated Solution

Feedback

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