What is CVE-2025-30142?

CVE-2025-30142 is a high-severity vulnerability in Gnetsystem G-onx, classified under Authentication Bypass by Spoofing. CVSS score: 8.1/10. Published 2025-03-18.

How severe is CVE-2025-30142?

High severity. CVSS v3 base score is 8.1 out of 10.

Is CVE-2025-30142 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-2025-30142

An issue was discovered on G-Net Dashcam BB GONX devices. Bypassing of Device Pairing can occur. It uses MAC address verification as the sole mechanism for recognizing paired devices, allowing attackers to bypass authentication. By capturi…

EPSS: 0.003 (17.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

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-2025-30142?: CVE-2025-30142 is a high-severity vulnerability in Gnetsystem G-onx, classified under Authentication Bypass by Spoofing. CVSS score: 8.1/10. Published 2025-03-18.
How severe is CVE-2025-30142?: High severity. CVSS v3 base score is 8.1 out of 10.
Is CVE-2025-30142 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.