Description
The Z80Ultra (NX741J) product contains a vulnerability where non-privileged programs can retrieve the Wi-Fi MAC address by querying the read-only field factory_mac_address in the Settings.Secure database.
References1
Metrics
- CVSS 3.1
-
3.3
LOW
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N - EPSS — exploit probability
- 0% percentile: 9 · as of 8 November 2026
- CWE
- CWE-668
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.