Microsoft IIS Malformed File Extension URL DoS

medium Nessus Plugin ID 10406

Synopsis

The remote web server is affected by a denial of service vulnerability.

Description

The remote web server is running a version of IIS that allows remote attackers to cause a denial of service via a long, complex URL that appears to contain a large number of file extensions, aka the 'Malformed Extension Data in URL' vulnerability.

Solution

Apply the patches referenced above.

See Also

https://docs.microsoft.com/en-us/security-updates/SecurityBulletins/2000/ms00-030

Plugin Details

Severity: Medium

ID: 10406

File Name: iis_dos_ussrback.nasl

Version: 1.46

Type: remote

Family: Web Servers

Published: 5/12/2000

Updated: 4/11/2022

Configuration: Enable paranoid mode, Enable thorough checks

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Vulnerability Information

CPE: cpe:/a:microsoft:iis

Required KB Items: Settings/ParanoidReport, www/iis

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 5/11/2000

Reference Information

CVE: CVE-2000-0408

BID: 1190

MSFT: MS00-030

MSKB: 260205