What’s Vulnerable › Vulnerabilities

CVE-2002-0438

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2002-07-26 · updated 2026-06-16

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

• Zyxel Zywall10: 3.20_wa0, 3.20_wa1, 3.24_wa0, 3.24_wa1, 3.24_wa2, 3.50_wa1

References

• http://archives.neohapsis.com/archives/vulnwatch/2002-q1/0067.html
• http://www.iss.net/security_center/static/8436.php
• http://www.securityfocus.com/archive/1/261411
• http://www.securityfocus.com/bid/4272
• http://archives.neohapsis.com/archives/vulnwatch/2002-q1/0067.html
• http://www.iss.net/security_center/static/8436.php
• http://www.securityfocus.com/archive/1/261411
• http://www.securityfocus.com/bid/4272

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