CVE-2002-0438
ZyXEL ZyWALL 10 before 3.50 allows remote attackers to cause a denial of service via an ARP...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2002-0438- CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2002-0438- Updated
- 2026-11-02
EUVDEUVD-2002-0435 No score
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.
- Record
EUVD-2002-0435- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c9q2-8cmh-3jvf No score
ZyXEL ZyWALL 10 before 3.50 allows remote attackers to cause a denial of service via an ARP...
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.
- Record
GHSA-c9q2-8cmh-3jvf- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2002-0438 is a medium vulnerability (CVSS 5.0) in Zyxel Zywall10, published June 11, 2002. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.76%, the 78th percentile. No source names a fixed version.