CVE-2018-1143
CVE-2018-1143 is a critical-severity vulnerability in Belkin N750 Firmware with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 55% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 55% (99th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Belkin N750 Firmware
- Published:
- Last modified:
Description
A remote unauthenticated user can execute commands as root in the Belkin N750 using firmware version 1.10.22 by sending a crafted HTTP request to twonky_command.cgi.
Frequently asked questions
- What is CVE-2018-1143?
- A remote unauthenticated user can execute commands as root in the Belkin N750 using firmware version 1.10.22 by sending a crafted HTTP request to twonky_command.cgi.
- How severe is CVE-2018-1143?
- CVE-2018-1143 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2018-1143 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 55% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-1143?
- CVE-2018-1143 affects Belkin N750 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-1143?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2018-1143 published?
- CVE-2018-1143 was published on 2018-04-19 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:belkin:n750_firmware:1.10.22:*:*:*:*:*:*:*
More vulnerabilities in Belkin N750 Firmware
- CVE-2013-7173 — Critical (CVSS 9.8): Belkin n750 routers have a buffer overflow.
- CVE-2018-1145 — Critical (CVSS 9.8): A remote unauthenticated user can overflow a stack buffer in the Belkin N750 using firmware version 1.10.22 by sending…
- CVE-2018-1144 — Critical (CVSS 9.8): A remote unauthenticated user can execute commands as root in the Belkin N750 using firmware version 1.10.22 by sending…
- CVE-2018-1146 — High (CVSS 7.5): A remote unauthenticated user can enable telnet on the Belkin N750 using firmware version 1.10.22 by sending a crafted…
All CVEs affecting Belkin N750 Firmware →
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