TippingPoint Zero Day Initiative

Novell ZENWorks Software Packaging ISGrid.Grid2.1 DoFindReplace bstrReplaceText Parameter Remote Code Execution Vulnerability

ZDI-11-319: November 7th, 2011


CVSS Score

Affected Vendors

Affected Products

TippingPoint™ IPS Customer Protection

TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID 11268. For further product information on the TippingPoint IPS:

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Novell ZENWorks. 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 \Program Files\Common Files\InstallShield\ISGrid2.dll. If the bstrReplaceText parameter exceeds its statically-allocated length then a buffer overflow will occur. This can be exploited to execute arbitrary code on the system in the context of the user running the browser.

Vendor Response

Novell has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline

    2011-05-17 - Vulnerability reported to vendor
    2011-11-07 - Coordinated public release of advisory


This vulnerability was discovered by:
    Andrea Micalizzi aka rgod