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If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important. If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.

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Vulnerability Assessment Details

Check for dangerous IIS default files

Vulnerability Assessment Summary
Check for existence of viewcode.asp

Detailed Explanation for this Vulnerability Assessment

The file viewcode.asp is a default IIS files which can give a
malicious user a lot of unnecessary information about your file
system or source files. Specifically, viewcode.asp can permit a
remote user to potentially read any file on a webserver hard drive.

Example,
http://target/pathto/viewcode.asp?source=../../../../../../autoexec.bat

Solution : If you do not need these files, then delete them, otherwise
use suitable access control lists to ensure that the files are not
world-readable.

Network Security Threat Level: High

Networks Security ID: 167

Vulnerability Assessment Copyright: By John Lampe....j_lampe@bellsouth.net

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