CVE-2018-25147

Microhard Systems IPn4G 1.1.0 contains hardcoded default credentials that cannot be changed through normal gateway operations. Attackers can exploit these default credentials to gain unauthorized root-level access to the device by logging in with predefined username and password combinations.

CVSS v4.0

9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.38% chance of exploitation in the next 30 days, 31th percentile

Published

2025-12-24

Updated

2026-07-28

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/45040

References

• CVE Record
• NVD entry

Related

• CVE-2018-25146
• CVE-2018-25148
• CVE-2018-25145
• CVE-2018-25149
• CVE-2018-25144
• CVE-2018-25150