critical
10
Advisory Published
Updated

CVE-2021-45501

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by authentication bypass. This affects AC2400 before 1.1.0.84, AC2600 before 1.1.0.84, D7000 before 1.0.1.82, R6020 before 1.0.0.52, R6080 before 1.0.0.52, R6120 before 1.0.0.80, R6220 before 1.1.0.110, R6230 before 1.1.0.110, R6260 before 1.1.0.84, R6330 before 1.1.0.84, R6350 before 1.1.0.84, R6700v2 before 1.1.0.84, R6800 before 1.1.0.84, R6850 before 1.1.0.84, R6900v2 before 1.1.0.84, R7200 before 1.1.0.84, R7350 before 1.1.0.84, R7400 before 1.1.0.84, and R7450 before 1.1.0.84.

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

Affected SoftwareAffected VersionHow to fix
Netgear Ac2400 Firmware<1.1.0.84
Netgear Ac2400
Netgear Ac2600 Firmware<1.1.0.84
Netgear Ac2600
Netgear D7000 Firmware<1.0.1.82
NETGEAR D7000
Netgear R6020 Firmware<1.0.0.52
NETGEAR R6020
Netgear R6080 Firmware<1.0.0.52
Netgear R6080
Netgear R6120 Firmware<1.0.0.80
NETGEAR R6120
Netgear R6220 Firmware<1.1.0.110
NETGEAR R6220
Netgear R6230 Firmware<1.1.0.110
Netgear R6230
Netgear R6260 Firmware<1.1.0.84
NETGEAR R6260
Netgear R6330 Firmware<1.1.0.84
Netgear R6330
Netgear R6350 Firmware<1.1.0.84
Netgear R6350
Netgear R6700v2 Firmware<1.1.0.84
NETGEAR R6700v2
Netgear R6800 Firmware<1.1.0.84
Netgear R6800
Netgear R6850 Firmware<1.1.0.84
Netgear R6850
Netgear R6900v2 Firmware<1.1.0.84
Netgear R6900v2
Netgear R7200 Firmware<1.1.0.84
Netgear R7200
Netgear R7350 Firmware<1.1.0.84
Netgear R7350
Netgear R7400 Firmware<1.1.0.84
Netgear R7400
Netgear R7450 Firmware<1.1.0.84
NETGEAR R7450
All of
Netgear Ac2400 Firmware<1.1.0.84
Netgear Ac2400
All of
Netgear Ac2600 Firmware<1.1.0.84
Netgear Ac2600
All of
Netgear D7000 Firmware<1.0.1.82
NETGEAR D7000
All of
Netgear R6020 Firmware<1.0.0.52
NETGEAR R6020
All of
Netgear R6080 Firmware<1.0.0.52
Netgear R6080
All of
Netgear R6120 Firmware<1.0.0.80
NETGEAR R6120
All of
Netgear R6220 Firmware<1.1.0.110
NETGEAR R6220
All of
Netgear R6230 Firmware<1.1.0.110
Netgear R6230
All of
Netgear R6260 Firmware<1.1.0.84
NETGEAR R6260
All of
Netgear R6330 Firmware<1.1.0.84
Netgear R6330
All of
Netgear R6350 Firmware<1.1.0.84
Netgear R6350
All of
Netgear R6700v2 Firmware<1.1.0.84
NETGEAR R6700v2
All of
Netgear R6800 Firmware<1.1.0.84
Netgear R6800
All of
Netgear R6850 Firmware<1.1.0.84
Netgear R6850
All of
Netgear R6900v2 Firmware<1.1.0.84
Netgear R6900v2
All of
Netgear R7200 Firmware<1.1.0.84
Netgear R7200
All of
Netgear R7350 Firmware<1.1.0.84
Netgear R7350
All of
Netgear R7400 Firmware<1.1.0.84
Netgear R7400
All of
Netgear R7450 Firmware<1.1.0.84
NETGEAR R7450

Remedy

https://kb.netgear.com/000064532/Security-Advisory-for-Authentication-Bypass-on-Some-Routers-PSV-2021-0154

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Reference Links

Frequently Asked Questions

  • Which devices are affected by authentication bypass vulnerability CVE-2021-45501?

    Certain NETGEAR devices including AC2400, AC2600, D7000, R6020, R6080, R6120, R6220, R6230, R6260, and R6330 are affected by authentication bypass vulnerability CVE-2021-45501.

  • What is the severity of authentication bypass vulnerability CVE-2021-45501?

    The severity of authentication bypass vulnerability CVE-2021-45501 is critical with a CVSS score of 9.8.

  • How can I check if my NETGEAR device is vulnerable to CVE-2021-45501?

    You can check if your NETGEAR device is vulnerable to CVE-2021-45501 by referring to the NETGEAR security advisory and checking the firmware version of your device.

  • How do I fix authentication bypass vulnerability CVE-2021-45501?

    To fix authentication bypass vulnerability CVE-2021-45501, you should update the firmware of your affected NETGEAR device to the latest available version provided by NETGEAR.

  • Where can I find more information about authentication bypass vulnerability CVE-2021-45501?

    You can find more information about authentication bypass vulnerability CVE-2021-45501 in the NETGEAR security advisory available at the provided reference link.

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