CVE-2021-43164

HighPublished

A Remote Code Execution (RCE) vulnerability exists in Ruijie Networks Ruijie RG-EW Series Routers up to ReyeeOS 1.55.1915 / EW_3.0(1)B11P55 via the...

Published: May 4, 2022
Updated: Jul 9, 2026
Assigning CNA: mitre
Evidence observed: May 11, 2022

Primary CVSS

8.8/ 10High

nvd · CVSS 3.1

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

EPSS probability estimate

35.0%

Moderate · next 30 days

Percentile: 98.4%
Model date: Oct 17, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

A Remote Code Execution (RCE) vulnerability exists in Ruijie Networks Ruijie RG-EW Series Routers up to ReyeeOS 1.55.1915 / EW_3.0(1)B11P55 via the updateVersion function in /cgi-bin/luci/api/wireless.

Sources

Ruijie Reyee Mesh Router - Remote Code Execution (RCE) (Authenticated)Exploit
Minh Khoa · hardware · May 11, 2022

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