high
8.4
CWE
77
Advisory Published
Updated

CVE-2021-45545: Command Injection

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R7850 before 1.0.5.74, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, RAX200 before 1.0.4.120, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.

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

Affected SoftwareAffected VersionHow to fix
Netgear R7850 Firmware<1.0.5.74
NETGEAR R6400v2
Netgear R7900p Firmware<1.4.2.84
Netgear R7900p
Netgear R7960p Firmware<1.4.2.84
Netgear R7960p
Netgear R8000 Firmware<1.0.4.74
NETGEAR R8000
Netgear R8000p Firmware<1.4.2.84
Netgear R8000p
Netgear Rax200 Firmware<1.0.4.120
NETGEAR RAX200
Netgear Rax75 Firmware<1.0.4.120
Netgear Rax75
Netgear Rax80 Firmware<1.0.4.120
Netgear Rax80
Netgear Rbk852 Firmware<3.2.17.12
Netgear Rbk852
Netgear Rbr850 Firmware<3.2.17.12
NETGEAR RBR850
Netgear Rbs850 Firmware<3.2.17.12
Netgear Rbs850
All of
Netgear R7850 Firmware<1.0.5.74
Netgear R7850
All of
Netgear R7900p Firmware<1.4.2.84
Netgear R7900p
All of
Netgear R7960p Firmware<1.4.2.84
Netgear R7960p
All of
Netgear R8000 Firmware<1.0.4.74
NETGEAR R8000
All of
Netgear R8000p Firmware<1.4.2.84
Netgear R8000p
All of
Netgear Rax200 Firmware<1.0.4.120
NETGEAR RAX200
All of
Netgear Rax75 Firmware<1.0.4.120
Netgear Rax75
All of
Netgear Rax80 Firmware<1.0.4.120
Netgear Rax80
All of
Netgear Rbk852 Firmware<3.2.17.12
Netgear Rbk852
All of
Netgear Rbr850 Firmware<3.2.17.12
NETGEAR RBR850
All of
Netgear Rbs850 Firmware<3.2.17.12
Netgear Rbs850

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Reference Links

Frequently Asked Questions

  • What is CVE-2021-45545?

    CVE-2021-45545 is a vulnerability that allows command injection by an authenticated user in certain NETGEAR devices.

  • Which NETGEAR devices are affected by CVE-2021-45545?

    NETGEAR devices including R7850, R7900P, R7960P, R8000, R8000P, RAX200, RAX75, RAX80, RBK852, RBR850, and RBS850 are affected by CVE-2021-45545.

  • What is the severity of CVE-2021-45545?

    The severity of CVE-2021-45545 is high with a CVSS score of 6.8.

  • How can I fix CVE-2021-45545?

    To fix CVE-2021-45545, make sure to update the firmware of the affected NETGEAR devices to the latest version provided by the manufacturer.

  • Where can I find more information about CVE-2021-45545?

    You can find more information about CVE-2021-45545 in the Netgear security advisory available at the following link: https://kb.netgear.com/000064522/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-WiFi-Systems-PSV-2020-0557

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