Microsoft IIS .HTR Filter Multiple Overflows (MS02-028)

This script is Copyright (C) 2002-2014 Tenable Network Security, Inc.

Synopsis :

The remote web server is affected by a buffer overflow vulnerability.

Description :

The remote server is vulnerable to a buffer overflow in the .HTR

An attacker may use this flaw to execute arbitrary code on
this host (although the exploitation of this flaw is considered

See also :

Solution :

To unmap the .HTR extension:
1.Open Internet Services Manager
2.Right-click the Web server choose Properties from the context menu
3.Master Properties
4.Select WWW Service -> Edit -> HomeDirectory -> Configuration
5.Remove the reference to .htr from the list

See Microsoft bulletin MS02-028 for a patch.

Risk factor :

High / CVSS Base Score : 7.5
CVSS Temporal Score : 6.2
Public Exploit Available : true

Family: Web Servers

Nessus Plugin ID: 11028 (iis_htr_overflow.nasl)

Bugtraq ID: 4855

CVE ID: CVE-2002-0364