How severe is CVE-2001-0244?

CVE-2001-0244 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2001-0244 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2001-0244?

CVE-2001-0244 affects Microsoft Index Server. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2001-0244?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2001-0244 published?

CVE-2001-0244 was published on 2001-06-27 and last updated on 2026-06-16.

CVE-2001-0244

CVE-2001-0244 is a high-severity vulnerability in Microsoft Index Server with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 15% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 15% (96th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Microsoft Index Server
Published: 2001-06-27
Last modified: 2026-06-16

Description

Buffer overflow in Microsoft Index Server 2.0 allows remote attackers to execute arbitrary commands via a long search parameter.

Frequently asked questions

What is CVE-2001-0244?: Buffer overflow in Microsoft Index Server 2.0 allows remote attackers to execute arbitrary commands via a long search parameter.
How severe is CVE-2001-0244?: CVE-2001-0244 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2001-0244 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 15% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2001-0244?: CVE-2001-0244 affects Microsoft Index Server. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2001-0244?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2001-0244 published?: CVE-2001-0244 was published on 2001-06-27 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-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…
CVE-2000-0302 — Medium (CVSS 5.0): Microsoft Index Server allows remote attackers to view the source code of ASP files by appending a %20 to the filename…

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