Zyxel USG50 Security Appliance and NWA3560-N Access Point allow remote attackers to cause…
Priority LOW 37CWE-399Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-399 and the CVSS impact.
Summary
Zyxel USG50 Security Appliance and NWA3560-N Access Point allow remote attackers to cause a denial of service (CPU consumption) via a flood of ICMPv4 Port Unreachable packets.
Why it matters now
EPSS 0.02061 81st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:zyxel:usg50_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Zyxel |
| cpe:2.3:h:zyxel:usg50:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Zyxel |
| cpe:2.3:o:zyxel:nwa3560-n_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Zyxel |
| cpe:2.3:h:zyxel:nwa3560-n:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Zyxel |
- cpe:2.3:o:zyxel:usg50_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Zyxel
- cpe:2.3:h:zyxel:usg50:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Zyxel
- cpe:2.3:o:zyxel:nwa3560-n_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Zyxel
- cpe:2.3:h:zyxel:nwa3560-n:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Zyxel
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-10227
- 2026-10-03 Alias added: GHSA-69qp-9fmq-hh37
References
Sources
- CVE-2016-10227 · CVE Program
- CVE-2016-10227 · NVD
- FIRST EPSS
- GHSA-69qp-9fmq-hh37 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences