# CVE-2002-0072

## Summary

- **CVE ID:** CVE-2002-0072
- **Severity:** UNKNOWN
- **CVSS Score:** 1.34
- **CWE:** N/A
- **Published:** Apr 2, 2003
- **Last Modified:** Mar 16, 2026

## Description

The w3svc.dll ISAPI filter in Front Page Server Extensions and ASP.NET for Internet Information Server (IIS) 4.0, 5.0, and 5.1 does not properly handle the error condition when a long URL is provided, which allows remote attackers to cause a denial of service (crash) when the URL parser accesses a null pointer.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://www.securityfocus.com/bid/4479)
- [CNA](http://www.kb.cert.org/vuls/id/521059)
- [CNA](http://www.iss.net/security_center/static/8800.php)
- [CNA](http://marc.info/?l=bugtraq&m=101853851025208&w=2)
- [CNA](https://docs.microsoft.com/en-us/security-updates/securitybulletins/2002/ms02-018)
- [CNA](http://www.osvdb.org/3326)
- [CNA](http://www.cert.org/advisories/CA-2002-09.html)
- [CNA](http://www.cisco.com/warp/public/707/Microsoft-IIS-vulnerabilities-MS02-018.shtml)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 33.44%
- **EPSS Percentile:** 96.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._