CVE-2016-10401 EXPLOIT
8.8
HIGH · CVSS 3.0 · EPSS 12.3% (pctl 96)
Patch early
A public exploit exists.
Description
ZyXEL PK5001Z devices have zyad5001 as the su password, which makes it easier for remote attackers to obtain root access if a non-root account password is known (or a non-root default account exists within an ISP's deployment of these devices).
Scoring
| CVSS | 8.8 (HIGH, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 12.34% — more likely to be exploited than 96% of all CVEs |
| Weakness | CWE-255 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2017-07-25 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| zyxel | pk5001z |
| zyxel | pk5001z firmware |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | ZyXEL PK5001Z Modem - Backdoor Account | 2017-10-31 |
References
→ the Explorer · watch your stack · NVD