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Microsoft Internet Information Services vulnerable to remote code execution via specially crafted ASP file

Vulnerability Note VU#395588

Original Release Date: 2006-07-11 | Last Revised: 2006-07-19


Microsoft Internet Information Services (IIS) contains a buffer overflow vulnerability. This may allow a remote, authenticated attacker to execute arbitrary code on a vulnerable system.



IIS is a web server that comes with Microsoft Windows.


ASP (Active Server Pages) is a technology for creating dynamic web sites. IIS includes the ability to serve ASP content.

The problem

IIS contains a buffer overflow in the handling of specially crafted ASP pages.


A remote, authenticated attacker may be able to run arbitrary code on a vulnerable system. This code would run with the privileges of IWAM_<machinename> on a system with IIS 5.0 and 5.1, and it would run with NetworkService privileges on a system with IIS 6.0.


Apply an update
This vulnerability is addressed by the updates provided by MS06-034.

Vendor Information

Affected   Unknown   Unaffected

Microsoft Corporation

Updated:  July 11, 2006



Vendor Statement

No statement is currently available from the vendor regarding this vulnerability.

Vendor Information

The vendor has not provided us with any further information regarding this vulnerability.


Please see Microsoft Security Bulletin MS06-034.

If you have feedback, comments, or additional information about this vulnerability, please send us email.

CVSS Metrics

Group Score Vector
Base N/A N/A
Temporal N/A N/A
Environmental N/A



Thanks to Microsoft for reporting this vulnerability, who in turn credit Brett Moore of

This document was written by Will Dormann.

Other Information

CVE IDs: CVE-2006-0026
Severity Metric: 19.43
Date Public: 2006-07-11
Date First Published: 2006-07-11
Date Last Updated: 2006-07-19 12:28 UTC
Document Revision: 5

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