How severe is CVE-2000-0302?

CVE-2000-0302 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2000-0302 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 78% (100th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2000-0302?

CVE-2000-0302 affects Microsoft Index Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2000-0302?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2000-0302 published?

CVE-2000-0302 was published on 2000-03-31 and last updated on 2026-06-16.

CVE-2000-0302

CVE-2000-0302 is a medium-severity vulnerability in Microsoft Index Server with a CVSS 2.0 base score of 5.0. Its EPSS exploit-prediction score of 78% places it in the 100th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 78% (100th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Index Server
Published: 2000-03-31
Last modified: 2026-06-16

Description

Microsoft Index Server allows remote attackers to view the source code of ASP files by appending a %20 to the filename in the CiWebHitsFile argument to the null.htw URL.

Frequently asked questions

What is CVE-2000-0302?: Microsoft Index Server allows remote attackers to view the source code of ASP files by appending a %20 to the filename in the CiWebHitsFile argument to the null.htw URL.
How severe is CVE-2000-0302?: CVE-2000-0302 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2000-0302 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 78% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-0302?: CVE-2000-0302 affects Microsoft Index Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2000-0302?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2000-0302 published?: CVE-2000-0302 was published on 2000-03-31 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:microsoft:index_server:2.0:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Index Server

CVE-2001-0500 — Critical (CVSS 10.0): Buffer overflow in ISAPI extension (idq.dll) in Index Server 2.0 and Indexing Service 2000 in IIS 6.0 beta and earlier…
CVE-1999-1011 — Critical (CVSS 10.0): The Remote Data Service (RDS) DataFactory component of Microsoft Data Access Components (MDAC) in IIS 3.x and 4.x…
CVE-2001-0244 — High (CVSS 7.5): Buffer overflow in Microsoft Index Server 2.0 allows remote attackers to execute arbitrary commands via a long search…
CVE-1999-1397 — High (CVSS 7.5): Index Server 2.0 on IIS 4.0 stores physical path information in the ContentIndex\Catalogs subkey of the AllowedPaths…
CVE-2001-0986 — Medium (CVSS 5.0): SQLQHit.asp sample file in Microsoft Index Server 2.0 allows remote attackers to obtain sensitive information such as…
CVE-2001-0245 — Medium (CVSS 5.0): Microsoft Index Server 2.0 in Windows NT 4.0, and Indexing Service in Windows 2000, allows remote attackers to read…

All CVEs affecting Microsoft Index Server →