critical
9.8
CWE
77
Advisory Published
Updated

CVE-2021-45624: Command Injection

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D7000v2 before 1.0.0.66, D8500 before 1.0.3.58, R7000 before 1.0.11.110, R7100LG before 1.0.0.72, R7900 before 1.0.4.30, R8000 before 1.0.4.62, XR300 before 1.0.3.56, R7000P before 1.3.2.132, R8500 before 1.0.2.144, R6900P before 1.3.2.132, and R8300 before 1.0.2.144.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
NETGEAR D7000 firmware<1.0.0.66
NETGEAR D7000v2 firmware
Netgear D8500 Firmware<1.0.3.58
Netgear D8500 Firmware
NETGEAR Nighthawk R7000<1.0.11.110
NETGEAR Nighthawk R7000
NETGEAR R7100LG firmware<1.0.0.72
Netgear R7100LG
NETGEAR R7900P firmware<1.0.4.30
NETGEAR R7900P firmware
NETGEAR R8000 firmware<1.0.4.62
NETGEAR R8000 firmware
Netgear NMS300 Firmware<1.0.3.56
Netgear NMS300 Firmware
NETGEAR R7000P firmware<1.3.2.132
Netgear Routers
NETGEAR R8500<1.0.2.144
NETGEAR R8500
NETGEAR R6900P Firmware<1.3.2.132
Netgear R6900 Firmware
NETGEAR R8300 firmware<1.0.2.144
NETGEAR R8300 firmware
All of
NETGEAR D7000 firmware<1.0.0.66
NETGEAR D7000v2 firmware
All of
Netgear D8500 Firmware<1.0.3.58
Netgear D8500 Firmware
All of
NETGEAR Nighthawk R7000<1.0.11.110
NETGEAR Nighthawk R7000
All of
NETGEAR R7100LG firmware<1.0.0.72
Netgear R7100LG
All of
NETGEAR R7900P firmware<1.0.4.30
NETGEAR R7900P firmware
All of
NETGEAR R8000 firmware<1.0.4.62
NETGEAR R8000 firmware
All of
Netgear NMS300 Firmware<1.0.3.56
Netgear NMS300 Firmware
All of
NETGEAR R7000P firmware<1.3.2.132
Netgear Routers
All of
NETGEAR R8500<1.0.2.144
NETGEAR R8500
All of
NETGEAR R6900P Firmware<1.3.2.132
Netgear R6900 Firmware
All of
NETGEAR R8300 firmware<1.0.2.144
NETGEAR R8300 firmware

Remedy

https://kb.netgear.com/000064485/Security-Advisory-for-Pre-Authentication-Command-Injection-on-Some-Routers-PSV-2020-0298

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Reference Links

Frequently Asked Questions

  • What is CVE-2021-45624?

    CVE-2021-45624 is a vulnerability that affects certain NETGEAR devices and allows an unauthenticated attacker to perform command injection.

  • Which NETGEAR devices are affected by CVE-2021-45624?

    CVE-2021-45624 affects D7000v2 before 1.0.0.66, D8500 before 1.0.3.58, R7000 before 1.0.11.110, R7100LG before 1.0.0.72, R7900 before 1.0.4.30, R8000 before 1.0.4.62, XR300 before 1.0.3.56, R7000P before 1.3.2.132, R8500 before 1.0.2.144, R6900P before 1.3.2.132, and R8300 before 1.0.2.144.

  • What is the severity of CVE-2021-45624?

    CVE-2021-45624 has a severity rating of 9.8 (Critical).

  • How does CVE-2021-45624 work?

    CVE-2021-45624 allows an unauthenticated attacker to inject and execute arbitrary commands on certain NETGEAR devices.

  • How can I protect my NETGEAR device from CVE-2021-45624?

    To protect your NETGEAR device from CVE-2021-45624, make sure to update to the latest firmware version provided by NETGEAR.

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