# CVE-2003-0309

## Summary

- **CVE ID:** CVE-2003-0309
- **Severity:** UNKNOWN
- **CVSS Score:** 0.77
- **CWE:** N/A
- **Published:** May 17, 2003
- **Last Modified:** Mar 16, 2026

## Description

Internet Explorer 5.01, 5.5, and 6.0 allows remote attackers to bypass security zone restrictions and execute arbitrary programs via a web document with a large number of duplicate file:// or other requests that point to the program and open multiple file download dialogs, which eventually cause Internet Explorer to execute the program, as demonstrated using a large number of FRAME or IFRAME tags, aka the "File Download Dialog Vulnerability."

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://marc.info/?l=bugtraq&m=105249399103214&w=2)
- [CNA](http://www.kb.cert.org/vuls/id/251788)
- [CNA](https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A948)
- [CNA](http://secunia.com/advisories/8807)
- [CNA](http://marc.info/?l=ntbugtraq&m=105294162726096&w=2)
- [CNA](http://www.securityfocus.com/bid/7539)
- [CNA](http://marc.info/?l=bugtraq&m=105294081325040&w=2)
- [CNA](https://docs.microsoft.com/en-us/security-updates/securitybulletins/2003/ms03-020)
- [CNA](https://exchange.xforce.ibmcloud.com/vulnerabilities/12019)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 19.16%
- **EPSS Percentile:** 95.2

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-18._