What’s Vulnerable › Vulnerabilities

CVE-2000-0246

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 80.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2000-03-30 · updated 2026-06-16

Description

IIS 4.0 and 5.0 does not properly perform ISAPI extension processing if a virtual directory is mapped to a UNC share, which allows remote attackers to read the source code of ASP and other files, aka the "Virtualized UNC Share" vulnerability.

Affected products

• Microsoft Commercial Internet System: 2.0, 2.5
• Microsoft Internet Information Server: 4.0
• Microsoft IIS: 5.0
• Microsoft Proxy Server: 2.0
• Microsoft Site Server: 3.0
• Microsoft Site Server Commerce: 3.0

References

• http://www.microsoft.com/technet/support/kb.asp?ID=249599
• http://www.securityfocus.com/bid/1081
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-019
• http://www.microsoft.com/technet/support/kb.asp?ID=249599
• http://www.securityfocus.com/bid/1081
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2000/ms00-019

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