What is CVE-2018-1146?

CVE-2018-1146 is a high-severity vulnerability in Belkin N750. CVSS score: 7.5/10. Published 2018-04-19.

How severe is CVE-2018-1146?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Belkin N750

CVE-2018-1146

A remote unauthenticated user can enable telnet on the Belkin N750 using firmware version 1.10.22 by sending a crafted HTTP request to set.cgi. When enabled the telnet session requires no password and provides root access.

Published 2018-04-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.282 (98.1th percentile), scored 2026-10-29.

Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.282 · newest: 0.282 · change: 0.000

Affected products

Belkin N750
Belkin N750 Db Wi-Fi Dual-Band N+ Gigabit Router (F9k1103) — versions Firmware 1.10.22?
Belkin N750 Firmware — versions 1.10.22

References

www.tenable.com/security/research/tra-2018-08 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-1146?: CVE-2018-1146 is a high-severity vulnerability in Belkin N750. CVSS score: 7.5/10. Published 2018-04-19.
How severe is CVE-2018-1146?: High severity. CVSS v3 base score is 7.5 out of 10.