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WEB_IIS .htr chunked Transfer_Encoding
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Code:
p1103
Severity: Warning
Description:
This event is generated when an attempt is made to exploit a buffer overflow associated with chunked encoding processing of HTR in Internet Information Services (IIS).
Impact:
Remote Access. If the exploit is successful, an attacker can gain remote access of the target host.
Corrective:
Apply the appropriate patch:
Microsoft IIS 4.0:
http://www.microsoft.com/Downloads/Release.asp?ReleaseID=39579
Microsoft IIS 5.0:
http://www.microsoft.com/Downloads/Release.asp?ReleaseID=39217
Investigate running the IIS Lockdown Tool to disable HTR functionality.
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