What is CVE-2025-30139?

CVE-2025-30139 is a critical-severity vulnerability in Gnetsystem G-onx, classified under CWE-1392. CVSS score: 9.8/10. Published 2025-03-18.

How severe is CVE-2025-30139?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2025-30139 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Gnetsystem G-onx

CVE-2025-30139

An issue was discovered on G-Net Dashcam BB GONX devices. Default credentials for SSID cannot be changed. It broadcasts a fixed SSID with default credentials that cannot be changed. This allows any nearby attacker to connect to the dashcam…

EPSS: 0.004 (30.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-1392

Public proof-of-concept exploits

geo-chen/GNET

References

cve@mitre.org (Product)
cve@mitre.org (Third Party Advisory)

Frequently asked questions

What is CVE-2025-30139?: CVE-2025-30139 is a critical-severity vulnerability in Gnetsystem G-onx, classified under CWE-1392. CVSS score: 9.8/10. Published 2025-03-18.
How severe is CVE-2025-30139?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2025-30139 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.