Unrated severityNVD Advisory· Published May 11, 2000· Updated Apr 16, 2026

CVE-2000-0408

Description

IIS 4.05 and 5.0 allow 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.

Affected products

Microsoft/Internet Information Server
cpe:2.3:a:microsoft:internet_information_server:4.0:*:*:*:*:*:*:*
Microsoft/Internet Information Services
cpe:2.3:a:microsoft:internet_information_services:5.0:*:*:*:*:*:*:*

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

www.microsoft.com/technet/support/kb.aspnvd
www.securityfocus.com/bid/1190nvd
www.ussrback.com/labs40.htmlnvd
docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-030nvd

News mentions

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