# CVE-2003-0556

## Summary

- **CVE ID:** CVE-2003-0556
- **Severity:** UNKNOWN
- **CVSS Score:** 0.03
- **CWE:** N/A
- **Published:** Jul 15, 2003
- **Last Modified:** Mar 16, 2026

## Description

Polycom MGC 25 allows remote attackers to cause a denial of service (crash) via a large number of "user" requests to the control port 5003, as demonstrated using the blast TCP stress tester.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](http://marc.info/?l=bugtraq&m=105804648003163&w=2)
- [CNA](http://lists.grok.org.uk/pipermail/full-disclosure/2003-July/006494.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.66%
- **EPSS Percentile:** 70.6

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-19._