CVE-2021-45543

HIGH

NETGEAR R8000/R8000P/RAX200/R7900P/RBR850/RBS850/RBK852 Firmware - Authenticated Command Injection

Title source: llm

Description

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R8000 before 1.0.4.74, RAX200 before 1.0.4.120, R8000P before 1.4.2.84, R7900P before 1.4.2.84, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, and RBK852 before 3.2.17.12.

References (1)

Core 1

Core References

Patch, Vendor Advisory x_refsource_misc

https://kb.netgear.com/000064517/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2020-0541

Scores

CVSS v3 8.4

EPSS 0.0019

EPSS Percentile 40.1%

Attack Vector ADJACENT_NETWORK

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

Details

CWE

CWE-77

Status published

Products (7)

netgear/r7900p_firmware 1.4.2.84

netgear/r8000_firmware < 1.0.4.74

netgear/r8000p_firmware < 1.4.2.84

netgear/rax200_firmware < 1.0.4.120

netgear/rbk852_firmware < 3.2.17.12

netgear/rbr850_firmware < 3.2.17.12

netgear/rbs850_firmware < 3.2.17.12

Published Dec 26, 2021

Tracked Since Feb 18, 2026