high
8.8
Advisory Published
Updated

CVE-2021-45641

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D3600 before 1.0.0.72, D6000 before 1.0.0.72, D6200 before 1.1.00.34, D6220 before 1.0.0.52, D6400 before 1.0.0.86, D7000 before 1.0.1.74, D7000v2 before 1.0.0.53, D7800 before 1.0.1.56, D8500 before 1.0.3.44, DC112A before 1.0.0.42, DGN2200Bv4 before 1.0.0.109, DGN2200v4 before 1.0.0.110, DM200 before 1.0.0.61, EX3700 before 1.0.0.76, EX3800 before 1.0.0.76, EX6120 before 1.0.0.46, EX6130 before 1.0.0.28, EX7000 before 1.0.1.78, PR2000 before 1.0.0.28, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6250 before 1.0.4.34, R6300v2 before 1.0.4.34, R6400 before 1.0.1.46, R6400v2 before 1.0.2.66, R6700v3 before 1.0.2.66, R6700 before 1.0.2.6, R6900 before 1.0.2.6, R7000 before 1.0.9.34, R7100LG before 1.0.0.50, R7500v2 before 1.0.3.40, R7900P before 1.4.1.50, R8000P before 1.4.1.50, R8900 before 1.0.4.12, R9000 before 1.0.4.12, RBK20 before 2.3.0.28, RBR20 before 2.3.0.28, RBS20 before 2.3.0.28, RBK40 before 2.3.0.28, RBR40 before 2.3.0.28, RBS40 before 2.3.0.28, RBK50 before 2.3.0.32, RBR50 before 2.3.0.32, RBS50 before 2.3.0.32, WN3000RPv2 before 1.0.0.78, WNDR3400v3 before 1.0.1.24, WNR2000v5 before 1.0.0.70, WNR2020 before 1.1.0.62, and XR500 before 2.3.2.56.

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

Affected SoftwareAffected VersionHow to fix
All of
NETGEAR D3600 firmware<1.0.0.72
NETGEAR D3600 firmware
All of
NETGEAR D6000 firmware<1.0.0.72
NETGEAR D6000 firmware
All of
NETGEAR D6200B firmware<1.1.00.34
NETGEAR D6200 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 D7000v1<1.0.1.74
NETGEAR D7000 firmware
All of
NETGEAR D7000v2<1.0.0.53
NETGEAR D7000v2 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 DC112A firmware<1.0.0.42
Netgear DC112A
All of
NETGEAR DGN2200Bv4 firmware<1.0.0.110
NETGEAR DGN2200Bv4
All of
NETGEAR DGN2200Bv4<1.0.0.109
NETGEAR DGN2200Bv4 firmware
All of
NETGEAR DM200<1.0.0.61
NETGEAR DM200 firmware
All of
NETGEAR EX3700 firmware<1.0.0.76
Netgear EX3700
All of
NETGEAR EX3800 firmware<1.0.0.76
NETGEAR EX3800 firmware
All of
NETGEAR EX6120 firmware<1.0.0.46
Netgear EX6120
All of
NETGEAR EX6130<1.0.0.28
NETGEAR EX6130
All of
NETGEAR EX7000 firmware<1.0.1.78
NETGEAR EX7000 firmware
All of
NETGEAR PR2000 firmware<1.0.0.28
NETGEAR PR2000 firmware
All of
NETGEAR R6220 firmware<1.1.0.100
NETGEAR R6220 firmware
All of
NETGEAR R6230 firmware<1.1.0.100
NETGEAR R6230 firmware
All of
netgear R6250 Firmware<1.0.4.34
NETGEAR R6250
All of
Netgear R6300v2<1.0.4.34
Netgear R6300v2
All of
NETGEAR R6400 firmware<1.0.1.46
NETGEAR R6400 firmware
All of
NETGEAR R6400v2 firmware<1.0.2.66
NETGEAR R6400v2 firmware
All of
Netgear R6700 Firmware<1.0.2.6
NETGEAR R6700v1 firmware
All of
Netgear R6700 Firmware<1.0.2.66
NETGEAR R6700v3 firmware
All of
Netgear R6900 Firmware<1.0.2.6
Netgear R6900 Firmware
All of
NETGEAR R7000 firmware<1.0.9.34
NETGEAR R7000 firmware
All of
NETGEAR R7100LG firmware<1.0.0.50
Netgear R7100LG
All of
NETGEAR R7500v2 firmware<1.0.3.40
NETGEAR Nighthawk R7500
All of
NETGEAR R7900P firmware<1.4.1.50
NETGEAR R7900P firmware
All of
NETGEAR R8000P<1.4.1.50
NETGEAR R8000P firmware
All of
NETGEAR R8900 firmware<1.0.4.12
NETGEAR R8900
All of
NETGEAR R9000 firmware<1.0.4.12
NETGEAR R9000 firmware
All of
NETGEAR RBK20 Router Firmware<2.3.0.28
NETGEAR RBK20 firmware
All of
NETGEAR RBK40<2.3.0.28
NETGEAR RBK40 firmware
All of
NETGEAR RBK50 firmware<2.3.0.32
NETGEAR RBK50
All of
NETGEAR RBR20<2.3.0.28
NETGEAR RBR20
All of
NETGEAR CBR40 firmware<2.3.0.28
NETGEAR RBR40 firmware
All of
NETGEAR RBR50 firmware<2.3.0.32
NETGEAR RBR50 firmware
All of
NETGEAR RBS20 firmware<2.3.0.28
NETGEAR RBS20 firmware
All of
NETGEAR RBS40 firmware<2.3.0.28
NETGEAR RBS40 firmware
All of
NETGEAR RBS50 firmware<2.3.0.32
NETGEAR RBS50
All of
NETGEAR WN3000RPv2 firmware<1.0.0.78
NETGEAR WN3000RPv2 firmware
All of
NETGEAR WNR2000v5 firmware<1.0.0.70
NETGEAR WNR2000v5 firmware
All of
NETGEAR WNDR3400v3 firmware<1.0.1.24
NETGEAR WNDR3400v3 firmware
All of
NETGEAR WNR2020 Firmware<1.1.0.62
NETGEAR WNR2020 Firmware
All of
NETGEAR XR500 firmware<2.3.2.56
NETGEAR XR500 firmware
NETGEAR D3600 firmware<1.0.0.72
NETGEAR D3600 firmware
NETGEAR D6000 firmware<1.0.0.72
NETGEAR D6000 firmware
NETGEAR D6200B firmware<1.1.00.34
NETGEAR D6200 firmware
Netgear D6220 Firmware<1.0.0.52
NETGEAR D6220 firmware
NETGEAR D6400<1.0.0.86
NETGEAR D6400 firmware
NETGEAR D7000v1 firmware<1.0.1.74
NETGEAR D7000 firmware
NETGEAR D7000v2<1.0.0.53
NETGEAR D7000v2 firmware
NETGEAR D7800<1.0.1.56
NETGEAR D7800 Firmware
Netgear D8500 Firmware<1.0.3.44
Netgear D8500 Firmware
NETGEAR DC112A firmware<1.0.0.42
Netgear DC112A
NETGEAR DGN2200Bv4 firmware<1.0.0.110
NETGEAR DGN2200Bv4
NETGEAR DGN2200Bv4<1.0.0.109
NETGEAR DGN2200Bv4 firmware
NETGEAR DM200<1.0.0.61
NETGEAR DM200 firmware
NETGEAR EX3700 firmware<1.0.0.76
Netgear EX3700
NETGEAR EX3800 firmware<1.0.0.76
NETGEAR EX3800 firmware
NETGEAR EX6120 firmware<1.0.0.46
Netgear EX6120
NETGEAR EX6130<1.0.0.28
NETGEAR EX6130
NETGEAR EX7000 firmware<1.0.1.78
NETGEAR EX7000 firmware
NETGEAR PR2000 firmware<1.0.0.28
NETGEAR PR2000 firmware
NETGEAR R6220 firmware<1.1.0.100
NETGEAR R6220 firmware
NETGEAR R6230 firmware<1.1.0.100
NETGEAR R6230 firmware
netgear R6250 Firmware<1.0.4.34
NETGEAR R6250
Netgear R6300v2<1.0.4.34
Netgear R6300v2
NETGEAR R6400 firmware<1.0.1.46
NETGEAR R6400 firmware
NETGEAR R6400v2 firmware<1.0.2.66
NETGEAR R6400v2 firmware
Netgear R6700 Firmware<1.0.2.6
NETGEAR R6700v1 firmware
Netgear R6700 Firmware<1.0.2.66
NETGEAR R6700v3 firmware
Netgear R6900 Firmware<1.0.2.6
Netgear R6900 Firmware
NETGEAR R7000 firmware<1.0.9.34
NETGEAR R7000 firmware
NETGEAR R7100LG firmware<1.0.0.50
Netgear R7100LG
NETGEAR R7500v2 firmware<1.0.3.40
NETGEAR Nighthawk R7500
NETGEAR R7900P firmware<1.4.1.50
NETGEAR R7900P firmware
NETGEAR R8000P<1.4.1.50
NETGEAR R8000P firmware
NETGEAR R8900 firmware<1.0.4.12
NETGEAR R8900
NETGEAR R9000 firmware<1.0.4.12
NETGEAR R9000 firmware
NETGEAR RBK20 Router Firmware<2.3.0.28
NETGEAR RBK20 firmware
NETGEAR RBK40<2.3.0.28
NETGEAR RBK40 firmware
NETGEAR RBK50 firmware<2.3.0.32
NETGEAR RBK50
NETGEAR RBR20<2.3.0.28
NETGEAR RBR20
NETGEAR CBR40 firmware<2.3.0.28
NETGEAR RBR40 firmware
NETGEAR RBR50 firmware<2.3.0.32
NETGEAR RBR50 firmware
NETGEAR RBS20 firmware<2.3.0.28
NETGEAR RBS20 firmware
NETGEAR RBS40 firmware<2.3.0.28
NETGEAR RBS40 firmware
NETGEAR RBS50 firmware<2.3.0.32
NETGEAR RBS50
NETGEAR WN3000RPv2 firmware<1.0.0.78
NETGEAR WN3000RPv2 firmware
NETGEAR WNR2000v5 firmware<1.0.0.70
NETGEAR WNR2000v5 firmware
NETGEAR WNDR3400v3 firmware<1.0.1.24
NETGEAR WNDR3400v3 firmware
NETGEAR WNR2020 Firmware<1.1.0.62
NETGEAR WNR2020 Firmware
NETGEAR XR500 firmware<2.3.2.56
NETGEAR XR500 firmware

Remedy

https://kb.netgear.com/000064053/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-Extenders-and-WiFi-Systems-PSV-2018-0624

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2021-45641?

    CVE-2021-45641 is categorized as a medium severity vulnerability due to incorrect configuration of security settings in certain NETGEAR devices.

  • How do I fix CVE-2021-45641?

    To fix CVE-2021-45641, users should upgrade their NETGEAR device firmware to the latest version available.

  • Which NETGEAR devices are affected by CVE-2021-45641?

    CVE-2021-45641 affects various NETGEAR devices including D3600, D6000, D6200, D6220, D6400, D7000 series, D7800, and more.

  • When was CVE-2021-45641 disclosed?

    CVE-2021-45641 was disclosed in December 2021 as part of a security advisory.

  • What types of issues does CVE-2021-45641 encompass?

    CVE-2021-45641 encompasses issues related to security misconfiguration which can potentially allow unauthorized access.

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