medium
6.8
CWE
77
Advisory Published
Updated

CVE-2021-45550: Command Injection

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D3600 before 1.0.0.76, D6000 before 1.0.0.78, D6100 before 1.0.0.63, D6220 before 1.0.0.52, D6400 before 1.0.0.86, D7800 before 1.0.1.56, D8500 before 1.0.3.44, DGN2200Bv4 before 1.0.0.109, DGN2200v4 before 1.0.0.110, R6250 before 1.0.4.34, R6300v2 before 1.0.4.34, R6400 before 1.0.1.46, R6400v2 before 1.0.2.66, R6700 before 1.0.2.6, R6700v3 before 1.0.2.66, R6900 before 1.0.2.4, R6900P before 1.3.1.64, R7000 before 1.0.9.42, R7000P before 1.3.1.64, R7100LG before 1.0.0.50, R7300 before 1.0.0.70, R7900 before 1.0.3.8, R7900P before 1.4.1.30, R8000 before 1.0.4.28, R8000P before 1.4.1.30, R8300 before 1.0.2.128, R8500 before 1.0.2.128, WNDR3400v3 before 1.0.1.24, WNR3500Lv2 before 1.2.0.62, and XR500 before 2.3.2.56.

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

Affected SoftwareAffected VersionHow to fix
All of
NETGEAR D3600 firmware<1.0.0.76
NETGEAR D3600 firmware
All of
NETGEAR D6000 firmware<1.0.0.78
NETGEAR D6000 firmware
All of
NETGEAR D6100 firmware<1.0.0.63
NETGEAR D6100 firmware
All of
Netgear D6220 Firmware<1.0.0.52
NETGEAR D6220 firmware
All of
NETGEAR D6400<1.0.0.86
NETGEAR D6400 firmware
All of
NETGEAR D7800<1.0.1.56
NETGEAR D7800 Firmware
All of
Netgear D8500 Firmware<1.0.3.44
Netgear D8500 Firmware
All of
NETGEAR DGND2200B firmware<1.0.0.109
NETGEAR DGND2200B firmware=v4
All of
NETGEAR DGN2200B firmware<1.0.0.110
NETGEAR DGN2200M=v4
All of
netgear R6250 Firmware<1.0.4.34
NETGEAR R6250
All of
NETGEAR R6300 firmware<1.0.4.34
NETGEAR R6300v2=v2
All of
NETGEAR R6400 firmware<1.0.1.46
NETGEAR R6400 firmware
All of
NETGEAR R6400 firmware<1.0.2.66
NETGEAR R6400 firmware=v2
All of
Netgear R6700 Firmware<1.0.2.6
NETGEAR R6700v1 firmware
All of
Netgear R6700 Firmware<1.0.2.66
NETGEAR R6700v1 firmware=v3
All of
Netgear R6900 Firmware<1.0.2.4
Netgear R6900 Firmware
All of
NETGEAR R6900P firmware<1.3.1.64
Netgear R6900 Firmware
All of
NETGEAR R7000 firmware<1.0.9.42
NETGEAR R7000 firmware
All of
NETGEAR R7000P firmware<1.3.1.64
Netgear R7000P
All of
NETGEAR R7100LG firmware<1.0.0.50
Netgear R7100LG
All of
NETGEAR R7300 firmware<1.0.0.70
NETGEAR R7300 firmware
All of
NETGEAR R7900P firmware<1.0.3.8
NETGEAR R7900P firmware
All of
NETGEAR R7900P firmware<1.4.1.30
NETGEAR R7900P firmware
All of
NETGEAR R8000 firmware<1.0.4.28
NETGEAR R8000 firmware
All of
NETGEAR R8000P<1.4.1.30
NETGEAR R8000P firmware
All of
NETGEAR R8300 firmware<1.0.2.128
NETGEAR R8300 firmware
All of
NETGEAR R8500<1.0.2.128
NETGEAR R8500
All of
NETGEAR WNDR3400<1.0.1.24
NETGEAR WNDR3400 firmware=v3
All of
NETGEAR WNR3500L<1.2.0.62
NETGEAR WNR3500L firmware=v2
All of
NETGEAR XR500 firmware<2.3.2.56
NETGEAR XR500 firmware
NETGEAR D3600 firmware<1.0.0.76
NETGEAR D3600 firmware
NETGEAR D6000 firmware<1.0.0.78
NETGEAR D6000 firmware
NETGEAR D6100 firmware<1.0.0.63
NETGEAR D6100 firmware
Netgear D6220 Firmware<1.0.0.52
NETGEAR D6220 firmware
NETGEAR D6400<1.0.0.86
NETGEAR D6400 firmware
NETGEAR D7800<1.0.1.56
NETGEAR D7800 Firmware
Netgear D8500 Firmware<1.0.3.44
Netgear D8500 Firmware
NETGEAR DGND2200B firmware<1.0.0.109
NETGEAR DGND2200B firmware=v4
NETGEAR DGN2200B firmware<1.0.0.110
NETGEAR DGN2200M=v4
netgear R6250 Firmware<1.0.4.34
NETGEAR R6250
NETGEAR R6300 firmware<1.0.4.34
NETGEAR R6300v2=v2
NETGEAR R6400 firmware<1.0.1.46
NETGEAR R6400 firmware
NETGEAR R6400 firmware<1.0.2.66
NETGEAR R6400 firmware=v2
Netgear R6700 Firmware<1.0.2.6
NETGEAR R6700v1 firmware
Netgear R6700 Firmware<1.0.2.66
NETGEAR R6700v1 firmware=v3
Netgear R6900 Firmware<1.0.2.4
Netgear R6900 Firmware
NETGEAR R6900P firmware<1.3.1.64
Netgear R6900 Firmware
NETGEAR R7000 firmware<1.0.9.42
NETGEAR R7000 firmware
NETGEAR R7000P firmware<1.3.1.64
Netgear R7000P
NETGEAR R7100LG firmware<1.0.0.50
Netgear R7100LG
NETGEAR R7300 firmware<1.0.0.70
NETGEAR R7300 firmware
NETGEAR R7900P firmware<1.0.3.8
NETGEAR R7900P firmware
NETGEAR R7900P firmware<1.4.1.30
NETGEAR R7900P firmware
NETGEAR R8000 firmware<1.0.4.28
NETGEAR R8000 firmware
NETGEAR R8000P<1.4.1.30
NETGEAR R8000P firmware
NETGEAR R8300 firmware<1.0.2.128
NETGEAR R8300 firmware
NETGEAR R8500<1.0.2.128
NETGEAR R8500
NETGEAR WNDR3400<1.0.1.24
NETGEAR WNDR3400 firmware=v3
NETGEAR WNR3500L<1.2.0.62
NETGEAR WNR3500L firmware=v2
NETGEAR XR500 firmware<2.3.2.56
NETGEAR XR500 firmware

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2021-45550?

    CVE-2021-45550 is classified as a high severity command injection vulnerability.

  • How do I fix CVE-2021-45550?

    To fix CVE-2021-45550, update the affected NETGEAR devices to the latest firmware version as specified by the vendor.

  • Which NETGEAR devices are affected by CVE-2021-45550?

    CVE-2021-45550 affects several NETGEAR devices, including D3600, D6000, D6100, and others before their respective fixed firmware versions.

  • What type of vulnerability is CVE-2021-45550?

    CVE-2021-45550 is a command injection vulnerability that can be exploited by an authenticated user.

  • Can CVE-2021-45550 affect my network security?

    Yes, CVE-2021-45550 could potentially allow an attacker to execute arbitrary commands on the device, compromising network security.

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