Cyber Resilience

CVE-2021-43163

CriticalRCE

Published: 04 May 2022

Published
04 May 2022
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0284 86.5th percentile
Risk Priority 21 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-43163 is a critical-severity Command Injection (CWE-77) vulnerability in Ruijienetworks Reyeeos. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 13.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

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 checkNet function in /cgi-bin/luci/api/auth.

CWE(s)
CWE-77

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

ruijienetworks
reyeeos
≤ 1.55.1915_ew_3.0\(1\)b11p55

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References