high
8.8
CWE
77
Advisory Published
Updated

CVE-2021-45548: Command Injection

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.60, DM200 before 1.0.0.66, EX2700 before 1.0.1.56, EX6150v2 before 1.0.1.86, EX6200v2 before 1.0.1.86, EX6250 before 1.0.0.128, EX6400 before 1.0.2.144, EX6400v2 before 1.0.0.128, EX6410 before 1.0.0.128, EX6420 before 1.0.0.128, EX7300 before 1.0.2.144, EX7300v2 before 1.0.0.128, EX7320 before 1.0.0.128, R7500v2 before 1.0.3.46, R7800 before 1.0.2.74, R8900 before 1.0.5.26, R9000 before 1.0.5.2, RAX120 before 1.0.1.128, WN3000RPv2 before 1.0.0.78, WN3000RPv3 before 1.0.2.80, WNR2000v5 before 1.0.0.74, XR500 before 2.3.2.66, RBK20 before 2.7.3.22, RBR20 before 2.7.3.22, RBS20 before 2.7.3.22, RBK40 before 2.7.3.22, RBR40 before 2.7.3.22, and RBS40 before 2.7.3.22.

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

Affected SoftwareAffected VersionHow to fix
All of
NETGEAR D7800<1.0.1.60
NETGEAR D7800 Firmware
All of
NETGEAR DM200<1.0.0.66
NETGEAR DM200 firmware
All of
NETGEAR EX2700 firmware<1.0.1.56
NETGEAR EX2700 firmware
All of
NETGEAR EX6150v2 firmware<1.0.1.86
NETGEAR EX6150v2 firmware
All of
NETGEAR EX6200v2 firmware<1.0.1.86
NETGEAR EX6200v2 firmware
All of
NETGEAR EX6250<1.0.0.128
NETGEAR EX6250
All of
NETGEAR EX6400 firmware<1.0.2.144
NETGEAR EX6400v2
All of
NETGEAR EX6400v2 firmware<1.0.0.128
NETGEAR EX6400v2 firmware
All of
NETGEAR EX6410<1.0.0.128
NETGEAR EX6410
All of
NETGEAR EX6420<1.0.0.128
NETGEAR EX6420
All of
NETGEAR EX7300<1.0.2.144
NETGEAR EX7300v2
All of
NETGEAR EX7300v2 firmware<1.0.0.128
NETGEAR EX7300v2 firmware
All of
NETGEAR EX7320<1.0.0.128
NETGEAR EX7320
All of
NETGEAR R7500v2 firmware<1.0.3.46
NETGEAR Nighthawk R7500
All of
NETGEAR R7800 firmware<1.0.2.74
NETGEAR R7800
All of
NETGEAR R8900 firmware<1.0.5.26
NETGEAR R8900
All of
NETGEAR R9000 firmware<1.0.5.2
NETGEAR R9000 firmware
All of
NETGEAR RAX120 firmware<1.0.1.128
NETGEAR RAX120 firmware
All of
NETGEAR WN3000RPv2 firmware<1.0.0.78
NETGEAR WN3000RPv2 firmware
All of
NETGEAR WN3000RPv3 firmware<1.0.2.80
NETGEAR WN3000RPv3
All of
NETGEAR WNR2000v5 firmware<1.0.0.74
NETGEAR WNR2000v5 firmware
All of
NETGEAR XR500 firmware<2.3.2.66
NETGEAR XR500 firmware
All of
NETGEAR RBK20 Router Firmware<2.7.3.22
NETGEAR RBK20 firmware
All of
NETGEAR RBR20<2.7.3.22
NETGEAR RBR20
All of
NETGEAR RBS20 firmware<2.7.3.22
NETGEAR RBS20 firmware
All of
NETGEAR RBK40<2.7.3.22
NETGEAR RBK40 firmware
All of
NETGEAR CBR40 firmware<2.7.3.22
NETGEAR RBR40 firmware
All of
NETGEAR RBS40 firmware<2.7.3.22
NETGEAR RBS40 firmware
NETGEAR D7800<1.0.1.60
NETGEAR D7800 Firmware
NETGEAR DM200<1.0.0.66
NETGEAR DM200 firmware
NETGEAR EX2700 firmware<1.0.1.56
NETGEAR EX2700 firmware
NETGEAR EX6150v2 firmware<1.0.1.86
NETGEAR EX6150v2 firmware
NETGEAR EX6200v2 firmware<1.0.1.86
NETGEAR EX6200v2 firmware
NETGEAR EX6250<1.0.0.128
NETGEAR EX6250
NETGEAR EX6400 firmware<1.0.2.144
NETGEAR EX6400v2
NETGEAR EX6400v2 firmware<1.0.0.128
NETGEAR EX6400v2 firmware
NETGEAR EX6410<1.0.0.128
NETGEAR EX6410
NETGEAR EX6420<1.0.0.128
NETGEAR EX6420
NETGEAR EX7300<1.0.2.144
NETGEAR EX7300v2
NETGEAR EX7300v2 firmware<1.0.0.128
NETGEAR EX7300v2 firmware
NETGEAR EX7320<1.0.0.128
NETGEAR EX7320
NETGEAR R7500v2 firmware<1.0.3.46
NETGEAR Nighthawk R7500
NETGEAR R7800 firmware<1.0.2.74
NETGEAR R7800
NETGEAR R8900 firmware<1.0.5.26
NETGEAR R8900
NETGEAR R9000 firmware<1.0.5.2
NETGEAR R9000 firmware
NETGEAR RAX120 firmware<1.0.1.128
NETGEAR RAX120 firmware
NETGEAR WN3000RPv2 firmware<1.0.0.78
NETGEAR WN3000RPv2 firmware
NETGEAR WN3000RPv3 firmware<1.0.2.80
NETGEAR WN3000RPv3
NETGEAR WNR2000v5 firmware<1.0.0.74
NETGEAR WNR2000v5 firmware
NETGEAR XR500 firmware<2.3.2.66
NETGEAR XR500 firmware
NETGEAR RBK20 Router Firmware<2.7.3.22
NETGEAR RBK20 firmware
NETGEAR RBR20<2.7.3.22
NETGEAR RBR20
NETGEAR RBS20 firmware<2.7.3.22
NETGEAR RBS20 firmware
NETGEAR RBK40<2.7.3.22
NETGEAR RBK40 firmware
NETGEAR CBR40 firmware<2.7.3.22
NETGEAR RBR40 firmware
NETGEAR RBS40 firmware<2.7.3.22
NETGEAR RBS40 firmware

Remedy

https://kb.netgear.com/000064450/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2019-0207

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2021-45548?

    The severity of CVE-2021-45548 is high with a severity value of 8.8.

  • Which NETGEAR devices are affected by CVE-2021-45548?

    The NETGEAR devices affected by CVE-2021-45548 are D7800, DM200, EX2700, EX6150v2, EX6200v2, EX6250, EX6400, EX6400v2, and others.

  • What is the vulnerability in NETGEAR devices referred to as CVE-2021-45548?

    CVE-2021-45548 is a command injection vulnerability that can be exploited by an authenticated user.

  • What is the fix for CVE-2021-45548?

    The fix for CVE-2021-45548 is to update the firmware of the affected NETGEAR devices to the latest version.

  • Where can I find more information about CVE-2021-45548?

    You can find more information about CVE-2021-45548 in the Netgear security advisory.

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