high
7.8
CWE
74
Advisory Published
Updated

CVE-2021-45656

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by server-side injection. This affects D6200 before 1.1.00.38, D7000 before 1.0.1.78, R6020 before 1.0.0.48, R6080 before 1.0.0.48, R6050 before 1.0.1.26, JR6150 before 1.0.1.26, R6120 before 1.0.0.66, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6260 before 1.1.0.78, R6800 before 1.2.0.76, R6900v2 before 1.2.0.76, R6700v2 before 1.2.0.76, R7450 before 1.2.0.76, AC2100 before 1.2.0.76, AC2400 before 1.2.0.76, AC2600 before 1.2.0.76, RBK40 before 2.5.1.16, RBR40 before 2.5.1.16, RBS40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20 before 2.5.1.16, RBK50 before 2.5.1.16, RBR50 before 2.5.1.16, RBS50 before 2.5.1.16, and RBS50Y before 2.6.1.40.

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

Affected SoftwareAffected VersionHow to fix
NETGEAR D6200B firmware<1.1.00.38
NETGEAR D6200 firmware
NETGEAR D7000v1 firmware<1.0.1.78
NETGEAR D7000 firmware
NETGEAR R6020 firmware<1.0.0.48
NETGEAR R6020 firmware
NETGEAR R6080 firmware<1.0.0.48
NETGEAR R6080 firmware
NETGEAR R6050 firmware<1.0.1.26
NETGEAR R6050 firmware
NETGEAR JR6150<1.0.1.26
NETGEAR JR6150 firmware
NETGEAR R6120 firmware<1.0.0.66
NETGEAR R6120 firmware
NETGEAR R6220<1.1.0.100
NETGEAR AC1200 R6220
NETGEAR R6230 Firmware<1.1.0.110
NETGEAR R6230 firmware
NETGEAR R6260 firmware<1.1.0.78
NETGEAR R6260 firmware
NETGEAR R6800 firmware<1.2.0.76
NETGEAR R6800 firmware
Netgear R6900 Firmware<1.2.0.76
Netgear R6900 Firmware=v2
NETGEAR R6700 firmware<1.2.0.76
NETGEAR R6700v1 firmware=v2
NETGEAR R7450 firmware<1.2.0.76
NETGEAR R7450 firmware
NETGEAR AC2100<1.2.0.76
NETGEAR AC2100 firmware
NETGEAR AC2400<1.2.0.76
NETGEAR AC2400 firmware
NETGEAR AC2600<1.2.0.76
NETGEAR AC2600
NETGEAR RBK40 Satellite Firmware<2.5.1.16
NETGEAR RBK40 Satellite Firmware
NETGEAR CBR40 firmware<2.5.1.16
NETGEAR RBR40 firmware
NETGEAR RBS40 Firmware<2.5.1.16
NETGEAR Orbi RBS40
NETGEAR RBK20 Router Firmware<2.5.1.16
NETGEAR Orbi RBK20
NETGEAR RBR20<2.5.1.16
NETGEAR Orbi RBR20
NETGEAR RBS20<2.5.1.16
NETGEAR Orbi RBS20
NETGEAR RBK50 firmware<2.5.1.16
NETGEAR Orbi RBK50
NETGEAR RBR50 firmware<2.5.1.16
NETGEAR RBR50 firmware
NETGEAR RBS50Y firmware<2.5.1.16
NETGEAR RBS50 Firmware
NETGEAR RBS50Y firmware<2.6.1.40
NETGEAR RBS50Y firmware
All of
NETGEAR D6200B firmware<1.1.00.38
NETGEAR D6200 firmware
All of
NETGEAR D7000v1 firmware<1.0.1.78
NETGEAR D7000 firmware
All of
NETGEAR R6020 firmware<1.0.0.48
NETGEAR R6020 firmware
All of
NETGEAR R6080 firmware<1.0.0.48
NETGEAR R6080 firmware
All of
NETGEAR R6050 firmware<1.0.1.26
NETGEAR R6050 firmware
All of
NETGEAR JR6150<1.0.1.26
NETGEAR JR6150 firmware
All of
NETGEAR R6120 firmware<1.0.0.66
NETGEAR R6120 firmware
All of
NETGEAR R6220<1.1.0.100
NETGEAR AC1200 R6220
All of
NETGEAR R6230 Firmware<1.1.0.110
NETGEAR R6230 firmware
All of
NETGEAR R6260 firmware<1.1.0.78
NETGEAR R6260 firmware
All of
NETGEAR R6800 firmware<1.2.0.76
NETGEAR R6800 firmware
All of
Netgear R6900 Firmware<1.2.0.76
Netgear R6900 Firmware=v2
All of
NETGEAR R6700 firmware<1.2.0.76
NETGEAR R6700v1 firmware=v2
All of
NETGEAR R7450 firmware<1.2.0.76
NETGEAR R7450 firmware
All of
NETGEAR AC2100<1.2.0.76
NETGEAR AC2100 firmware
All of
NETGEAR AC2400<1.2.0.76
NETGEAR AC2400 firmware
All of
NETGEAR AC2600<1.2.0.76
NETGEAR AC2600
All of
NETGEAR RBK40 Satellite Firmware<2.5.1.16
NETGEAR RBK40 Satellite Firmware
All of
NETGEAR CBR40 firmware<2.5.1.16
NETGEAR RBR40 firmware
All of
NETGEAR RBS40 Firmware<2.5.1.16
NETGEAR Orbi RBS40
All of
NETGEAR RBK20 Router Firmware<2.5.1.16
NETGEAR Orbi RBK20
All of
NETGEAR RBR20<2.5.1.16
NETGEAR Orbi RBR20
All of
NETGEAR RBS20<2.5.1.16
NETGEAR Orbi RBS20
All of
NETGEAR RBK50 firmware<2.5.1.16
NETGEAR Orbi RBK50
All of
NETGEAR RBR50 firmware<2.5.1.16
NETGEAR RBR50 firmware
All of
NETGEAR RBS50Y firmware<2.5.1.16
NETGEAR RBS50 Firmware
All of
NETGEAR RBS50Y firmware<2.6.1.40
NETGEAR RBS50Y firmware

Remedy

https://kb.netgear.com/000064066/Security-Advisory-for-Server-Side-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2019-0140

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Reference Links

Frequently Asked Questions

  • Which devices are affected by CVE-2021-45656?

    D6200 before 1.1.00.38, D7000 before 1.0.1.78, R6020 before 1.0.0.48, R6080 before 1.0.0.48, R6050 before 1.0.1.26, JR6150 before 1.0.1.26, R6120 before 1.0.0.66, R6220 before 1.1.0.100, R6230 before 1.1.0.100, R6260 before 1.1.0.78, R6800 before 1.2.0.76, R6900 before 1.2.0.76, R6700 before 1.2.0.76, R7450 before 1.2.0.76, Ac2100 before 1.2.0.76, Ac2400 before 1.2.0.76, Ac2600 before 1.2.0.76, Rbk40 before 2.5.1.16, Rbr40 before 2.5.1.16, Rbs40 before 2.5.1.16, Rbk20 before 2.5.1.16, Rbr20 before 2.5.1.16, Rbs20 before 2.5.1.16, Rbk50 before 2.5.1.16, Rbr50 before 2.5.1.16, Rbs50 before 2.5.1.16, Rbs50y before 2.6.1.40.

  • What is the severity of CVE-2021-45656?

    The severity of CVE-2021-45656 is high, with a score of 7.8.

  • How can I fix CVE-2021-45656?

    To fix CVE-2021-45656, you should update your NETGEAR device to the latest firmware version specified for your specific model.

  • Is my NETGEAR device vulnerable to CVE-2021-45656?

    To check if your NETGEAR device is vulnerable to CVE-2021-45656, identify your device model and firmware version, and compare it with the affected devices list provided.

  • Where can I find more information about CVE-2021-45656?

    You can find more information about CVE-2021-45656 in the Netgear Security Advisory for Server Side Injection on Some Routers and WiFi Systems (PSV-2019-0140).

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