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CVE-2021-45541

HIGH
8.8
CVSS Score
Published: December 26, 2021 at 12:53 AM UTC
Updated: June 17, 2026 at 04:13 AM UTC
34 products affected across 1 vendorRBR850 FirmwareRBS850 FirmwareRBK852 Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 1%

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R7900 before 1.0.4.38, R7900P before 1.4.2.84, R8000 before 1.0.4.68, R8000P before 1.4.2.84, RAX200 before 1.0.3.106, MR60 before 1.0.6.110, RAX45 before 1.0.2.72, RAX80 before 1.0.3.106, MS60 before 1.0.6.110, RAX50 before 1.0.2.72, RAX75 before 1.0.3.106, RBR750 before 3.2.16.6, RBR850 before 3.2.16.6, RBS750 before 3.2.16.6, RBS850 before 3.2.16.6, RBK752 before 3.2.16.6, and RBK852 before 3.2.16.6.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

MR60 Firmware· NETGEAR
95%
v < 1.0.6.110
Affected range stops below 1.0.6.110, so it looks safe — our inference, not a vendor statement
netgear-mr60 (same device)
MS60 Firmware· NETGEAR
95%
v < 1.0.6.110
Affected range stops below 1.0.6.110, so it looks safe — our inference, not a vendor statement
netgear-ms60 (same device)
R7900 Firmware· NETGEAR
95%
v < 1.0.4.38
Affected range stops below 1.0.4.38, so it looks safe — our inference, not a vendor statement
netgear-r7900 (same device)
R7900P Firmware· NETGEAR
95%
v < 1.4.2.84
Affected range stops below 1.4.2.84, so it looks safe — our inference, not a vendor statement
netgear-r7900p (same device)
R8000 Firmware· NETGEAR
95%
v < 1.0.4.68
Affected range stops below 1.0.4.68, so it looks safe — our inference, not a vendor statement
netgear-r8000 (same device)
R8000P Firmware· NETGEAR
95%
v < 1.4.2.84
Affected range stops below 1.4.2.84, so it looks safe — our inference, not a vendor statement
netgear-r8000p (same device)
RAX200 Firmware· NETGEAR
95%
v < 1.0.3.106
Affected range stops below 1.0.3.106, so it looks safe — our inference, not a vendor statement
netgear-rax200 (same device)
RAX45 Firmware· NETGEAR
95%
v < 1.0.2.72
Affected range stops below 1.0.2.72, so it looks safe — our inference, not a vendor statement
netgear-rax45 (same device)
RAX50 Firmware· NETGEAR
95%
v < 1.0.2.72
Affected range stops below 1.0.2.72, so it looks safe — our inference, not a vendor statement
netgear-rax50 (same device)
RAX75 Firmware· NETGEAR
95%
v < 1.0.3.106
Affected range stops below 1.0.3.106, so it looks safe — our inference, not a vendor statement
netgear-rax75 (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_MISCPatchVendor Advisory
Source: [email protected]
https://kb.netgear.com/000064479/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2020-0246

CVSS

8.8HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-77

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