CVE-2021-45566
Description
Certain NETGEAR devices are affected by command injection by an authenticated user. This affects RBK752 before 3.2.16.6, RBR750 before 3.2.16.6, RBS750 before 3.2.16.6, RBK852 before 3.2.16.6, RBR850 before 3.2.16.6, and RBS850 before 3.2.16.6.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Authenticated command injection in multiple NETGEAR WiFi systems allows remote attackers to execute arbitrary commands.
Vulnerability
A post-authentication command injection vulnerability exists in NETGEAR WiFi system models RBK752, RBR750, RBS750, RBK852, RBR850, and RBS850 running firmware versions prior to 3.2.16.6 [1]. An authenticated user can inject arbitrary commands through a vulnerable input field.
Exploitation
An attacker must have valid credentials to the device's web interface. After authentication, the attacker can send specially crafted requests to inject commands. No user interaction beyond authentication is required [1].
Impact
Successful exploitation allows the attacker to execute arbitrary commands on the underlying operating system with elevated privileges, potentially leading to full device compromise, data exfiltration, or further network attacks [1].
Mitigation
NETGEAR released firmware version 3.2.16.6 to fix this vulnerability. Users should update their devices to the latest firmware as soon as possible. No workarounds are provided [1].
AI Insight generated on May 27, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
4- NETGEAR/devicesdescription
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1News mentions
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