CVE-2002-0438 describes a denial-of-service vulnerability affecting ZyXEL ZyWALL 10 devices running firmware versions prior to 3.50. An unauthenticated remote attacker can send a specially crafted ARP packet containing the firewall's IP address and an incorrect MAC address. This causes the firewall to disable its LAN interface, rendering the device inaccessible. The vulnerability has a CVSS score of 5.0, indicating a medium severity with low attack complexity and no authentication required, leading to partial availability impact. There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this older vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.20_wa0CPE matchmatch criteria | cpe:2.3:h:zyxel:zywall10:3.20_wa0:*:*:*:*:*:*:* | ||
3.20_wa1CPE matchmatch criteria | cpe:2.3:h:zyxel:zywall10:3.20_wa1:*:*:*:*:*:*:* | ||
3.24_wa0CPE matchmatch criteria | cpe:2.3:h:zyxel:zywall10:3.24_wa0:*:*:*:*:*:*:* | ||
3.24_wa1CPE matchmatch criteria | cpe:2.3:h:zyxel:zywall10:3.24_wa1:*:*:*:*:*:*:* | ||
3.24_wa2CPE matchmatch criteria | cpe:2.3:h:zyxel:zywall10:3.24_wa2:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.