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CVE-2002-0438
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…
Medium5.0EPSS 1.8%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Timeline
ID reserved
By mitre
- 4 days later
· 4 days later
Published
- 22 years later
· 22 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 1.8% · top 22% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (4)
- zyxel-zywall10-arp-dos(8436) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 4272 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20020311 ZyXEL ZyWALL10 DoS (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20020312 [VulnWatch] ZyXEL ZyWALL10 DoS (opens in a new tab)mailing-listx_refsource_VULNWATCHx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2002-0438)Record last updated .