CVE-2018-1146
A remote unauthenticated user can enable telnet on the Belkin N750 using firmware version 1.10.22...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2018-1146- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2018-1146- Updated
- 2026-11-02
EUVDEUVD-2018-11784 No score
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.
- Record
EUVD-2018-11784- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7j6q-65hr-h78r
A remote unauthenticated user can enable telnet on the Belkin N750 using firmware version 1.10.22...
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.
- Record
GHSA-7j6q-65hr-h78r- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-1146 is a high vulnerability (CVSS 7.5) in Belkin N750 Db Wi-fi Dual-band N+ Gigabit Router (f9k1103), published April 19, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 28.2%, the 98th percentile. No source names a fixed version.