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CRITICAL · 9.8

CVE-2021-43163

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.

Vulnerability Description

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.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
RuijienetworksReyeeos<= 1.55.1915_ew_3.0\(1\)b11p55
RuijienetworksRg-Ew1200-
RuijienetworksRg-Ew1200G Pro-
RuijienetworksRg-Ew1800Gx Pro-
RuijienetworksRg-Ew300 Pro-
RuijienetworksRg-Ew3200Gx Pro-

Related Weaknesses (CWE)

CWE-77

References

FAQ

What is CVE-2021-43163?

CVE-2021-43163 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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.

How severe is CVE-2021-43163?

CVE-2021-43163 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-43163?

Check the references section above for vendor advisories and patch information. Affected products include: Ruijienetworks Reyeeos, Ruijienetworks Rg-Ew1200, Ruijienetworks Rg-Ew1200G Pro, Ruijienetworks Rg-Ew1800Gx Pro, Ruijienetworks Rg-Ew300 Pro.