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 R6400v2<1.0.0.66
NETGEAR R6400v2
Netgear D8500 Firmware<1.0.3.58
Netgear D8500
Netgear R7000 Firmware<1.0.11.110
NETGEAR R7000
Netgear R7100lg Firmware<1.0.0.72
Netgear R7100LG
Netgear R7900 Firmware<1.0.4.30
Netgear R7900
Netgear R8000 Firmware<1.0.4.62
NETGEAR R8000
Netgear Xr300 Firmware<1.0.3.56
Netgear XR300
Netgear R7000p Firmware<1.3.2.132
Netgear R7000P
Netgear R8500 Firmware<1.0.2.144
NETGEAR R8500
Netgear R6900p Firmware<1.3.2.132
Netgear R6900P
Netgear R8300 Firmware<1.0.2.144
NETGEAR R8300
All of
Netgear D7000v2 Firmware<1.0.0.66
Netgear D7000v2
All of
Netgear D8500 Firmware<1.0.3.58
Netgear D8500
All of
Netgear R7000 Firmware<1.0.11.110
NETGEAR R7000
All of
Netgear R7100lg Firmware<1.0.0.72
Netgear R7100LG
All of
Netgear R7900 Firmware<1.0.4.30
Netgear R7900
All of
Netgear R8000 Firmware<1.0.4.62
NETGEAR R8000
All of
Netgear Xr300 Firmware<1.0.3.56
Netgear XR300
All of
Netgear R7000p Firmware<1.3.2.132
Netgear R7000P
All of
Netgear R8500 Firmware<1.0.2.144
NETGEAR R8500
All of
Netgear R6900p Firmware<1.3.2.132
Netgear R6900P
All of
Netgear R8300 Firmware<1.0.2.144
NETGEAR R8300

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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