critical
10
Advisory Published
Updated

CVE-2021-45511

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by authentication bypass. This affects AC2100 before 2021-08-27, AC2400 before 2021-08-27, AC2600 before 2021-08-27, D7000 before 2021-08-27, R6220 before 2021-08-27, R6230 before 2021-08-27, R6260 before 2021-08-27, R6330 before 2021-08-27, R6350 before 2021-08-27, R6700v2 before 2021-08-27, R6800 before 2021-08-27, R6850 before 2021-08-27, R6900v2 before 2021-08-27, R7200 before 2021-08-27, R7350 before 2021-08-27, R7400 before 2021-08-27, and R7450 before 2021-08-27.

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

Affected SoftwareAffected VersionHow to fix
Netgear Ac2100 Firmware<1.2.0.88
Netgear Ac2100
Netgear Ac2400 Firmware<1.2.0.88
Netgear Ac2400
Netgear Ac2600 Firmware<1.2.0.88
Netgear Ac2600
Netgear D7000 Firmware<1.0.1.80
NETGEAR D7000
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<1.2.0.88
NETGEAR R6700v2
Netgear R6800 Firmware<1.2.0.88
Netgear R6800
Netgear R6850 Firmware<1.1.0.84
Netgear R6850
Netgear R6900v2 Firmware<1.2.0.88
Netgear R6900v2
Netgear R7200 Firmware<1.2.0.88
Netgear R7200
Netgear R7350 Firmware<1.2.0.88
Netgear R7350
Netgear R7400 Firmware<1.2.0.88
Netgear R7400
Netgear R7450 Firmware<1.2.0.88
NETGEAR R7450
All of
Netgear Ac2100 Firmware<1.2.0.88
Netgear Ac2100
All of
Netgear Ac2400 Firmware<1.2.0.88
Netgear Ac2400
All of
Netgear Ac2600 Firmware<1.2.0.88
Netgear Ac2600
All of
Netgear D7000 Firmware<1.0.1.80
NETGEAR D7000
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<1.2.0.88
NETGEAR R6700v2
All of
Netgear R6800 Firmware<1.2.0.88
Netgear R6800
All of
Netgear R6850 Firmware<1.1.0.84
Netgear R6850
All of
Netgear R6900v2 Firmware<1.2.0.88
Netgear R6900v2
All of
Netgear R7200 Firmware<1.2.0.88
Netgear R7200
All of
Netgear R7350 Firmware<1.2.0.88
Netgear R7350
All of
Netgear R7400 Firmware<1.2.0.88
Netgear R7400
All of
Netgear R7450 Firmware<1.2.0.88
NETGEAR R7450

Remedy

https://kb.netgear.com/000063961/Security-Advisory-for-Authentication-Bypass-Vulnerability-on-the-D7000-and-Some-Routers-PSV-2021-0133

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2021-45511?

    The severity of CVE-2021-45511 is critical.

  • Which NETGEAR devices are affected by CVE-2021-45511?

    The NETGEAR devices affected by CVE-2021-45511 are AC2100, AC2400, AC2600, D7000, R6220, R6230, R6260, R6330, R6350, R6700v2, R6800, R6850, R6900v2, R7200, R7350, R7400, and R7450.

  • How can I determine if my NETGEAR device is vulnerable to CVE-2021-45511?

    To determine if your NETGEAR device is vulnerable to CVE-2021-45511, check the firmware version and compare it to the affected versions.

  • How do I fix CVE-2021-45511?

    To fix CVE-2021-45511, update the firmware of the affected NETGEAR device to a version that is not vulnerable.

  • Where can I find more information about CVE-2021-45511?

    You can find more information about CVE-2021-45511 on the NETGEAR security advisory page: https://kb.netgear.com/000063961/Security-Advisory-for-Authentication-Bypass-Vulnerability-on-the-D7000-and-Some-Routers-PSV-2021-0133

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