# CVE-2002-0438

## Summary

- **CVE ID:** CVE-2002-0438
- **Severity:** UNKNOWN
- **CVSS Score:** 0.05
- **CWE:** N/A
- **Published:** Jun 11, 2002
- **Last Modified:** Mar 16, 2026

## Description

ZyXEL ZyWALL 10 before 3.50 allows remote attackers to cause a denial of service via an ARP packet with the firewall's IP address and an incorrect MAC address, which causes the firewall to disable the LAN interface.

## Affected Products

- n/a — n/a (n/a)

## References

- [CNA](ftp://ftp.zyxel.com/public/zywall10/firmware/zywall10_V3.50%28WA.2%29C0_Standard.zip)
- [CNA](http://www.iss.net/security_center/static/8436.php)
- [CNA](http://www.securityfocus.com/bid/4272)
- [CNA](http://www.securityfocus.com/archive/1/261411)
- [CNA](http://archives.neohapsis.com/archives/vulnwatch/2002-q1/0067.html)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 1.34%
- **EPSS Percentile:** 79.7

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