Microsoft IIS device file request can crash the ASP processor

iis-device-asp-dos (6800) The risk level is classified as MediumMedium Risk

Description:

Microsoft Internet Information Server (IIS) is vulnerable to a denial of service attack in the ASP (Active Server Pages) processor. A remote attacker could send a URL request that passes a device file name as an ASP parameter to cause the server to crash. A local attacker could exploit this vulnerability by creating an .asp file that calls various devices.


Consequences:

Denial of Service

Remedy:

No remedy available as of July 1, 2014.

References:

  • NERF gr0up security advisory #4: MS IIS local and remote DoS. (From Neohapsis archive.)
  • BID-2973: Microsoft IIS Device File Local DoS Vulnerability
  • CVE-2001-1243: Scripting.FileSystemObject in asp.dll for Microsoft IIS 4.0 and 5.0 allows local or remote attackers to cause a denial of service (crash) via (1) creating an ASP program that uses Scripting.FileSystemObject to open a file with an MS-DOS device name, or (2) remotely injecting the device name into ASP programs that internally use Scripting.FileSystemObject.
  • OSVDB ID: 14229: Microsoft IIS asp.dll Scripting.FileSystemObject Malformed Program DoS

Platforms Affected:

  • Microsoft Internet Information Server 4.0
  • Microsoft Internet Information Server 5.0

Reported:

Jul 04, 2001

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