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CVE-2002-0071

Buffer overflow in the ism.dll ISAPI extension that implements HTR scripting in Internet...

7.5 High

CVE-2002-0071 is a high vulnerability (CVSS 7.5) in Microsoft Internet Information Server, published April 22, 2002. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 36.6%, the 98th percentile. No source names a fixed version.

What does this mean?
Severity
7.5 HighCVSS 2.0, NVD
Exploit chance
36.6%EPSS, 98th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

Buffer overflow in the ism.dll ISAPI extension that implements HTR scripting in Internet Information Server (IIS) 4.0 and 5.0 allows attackers to cause a denial of service or execute arbitrary code via HTR requests with long variable names.

Exploit likelihood

36.6%Up 12.8 points since Feb 4, 2022
90%50%10%1%

Affected products

What each source reports

NVD Score used7.5

Buffer overflow in the ism.dll ISAPI extension that implements HTR scripting in Internet Information Server (IIS) 4.0 and 5.0 allows attackers to cause a denial of service or execute arbitrary code via HTR requests with long variable names.

Record
CVE-2002-0071
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Updated
2026-11-02
CVE ListNo score

Buffer overflow in the ism.dll ISAPI extension that implements HTR scripting in Internet Information Server (IIS) 4.0 and 5.0 allows attackers to cause a denial of service or execute arbitrary code via HTR requests with long variable names.

Record
CVE-2002-0071
Updated
2026-11-02
EUVDEUVD-2002-0071No score

Buffer overflow in the ism.dll ISAPI extension that implements HTR scripting in Internet Information Server (IIS) 4.0 and 5.0 allows attackers to cause a denial of service or execute arbitrary code via HTR requests with long variable names.

Record
EUVD-2002-0071
Updated
2026-11-03
GitHub AdvisoriesGHSA-6xx5-gpjw-m8wcNo score

Buffer overflow in the ism.dll ISAPI extension that implements HTR scripting in Internet...

Buffer overflow in the ism.dll ISAPI extension that implements HTR scripting in Internet Information Server (IIS) 4.0 and 5.0 allows attackers to cause a denial of service or execute arbitrary code via HTR requests with long variable names.

Record
GHSA-6xx5-gpjw-m8wc
Updated
2026-11-02

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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