GEN:SID | 1:978 |
Message | WEB-IIS ASP contents view |
Summary | This event is generated when an attempt is made to disclose the contents of a file on an Internet Information Service (IIS) host.
|
Impact | Intelligence gathering activity. This attack can display the contents of an Activer Server Page (ASP) file or other files located on the server.
|
Detailed Information | A vulnerability exists in Windows NT 4.0 Option Pack and Windows 2000 Index Server. The Index Server is a search engine used by IIS that allows a user's browser to search for text in HTML and other documents. The Index Server has a Hit-Hightlighting component that highlights the text that satisifies the user's query. A vulnerability exists in the webhits.dll file that allows disclosure of file contents when a URL is crafted to contain a hex-encoded space "%20" after the file name passed to webhits.dll and setting 'CiHiliteType' to 'Full' and 'CiRestriction' to 'none'
|
Affected Systems | Hosts running Microsoft Index Server 2.0
|
Attack Scenarios | An attacker can attempt to disclose the contents of a file by crafting a special URL to access the Hit-Highlighting component of the Index Server.
|
Ease of Attack | Simple.
|
Corrective Action | Apply the patch discussed in the referenced Microsoft Bulletin. |
Additional References | Bugtraq http://www.securityfocus.com/bid/1084
CVE http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2000-0302
Microsoft http://www.microsoft.com/technet/security/bulletin/ms00-006.asp
|
Rule References | nessus: 10356
cve: 2000-0302
bugtraq: 1084
url: www.microsoft.com/technet/security/bulletin/MS00-006.mspx
|