CVE-2000-0246

MEDIUMEPSS 100th pctl

5.0

CVSS v2

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.

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

79.98%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

References

Other references3

Common questions

How do I fix CVE-2000-0246?

No published fix for CVE-2000-0246 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

Is CVE-2000-0246 being actively exploited?

Not that we know of. CVE-2000-0246 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 80.0% is the estimated probability that it will be exploited in the next 30 days. That is higher than 100% of all scored CVEs.

How severe is CVE-2000-0246?

CVE-2000-0246 has a CVSS v2 base score of 5.0, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.