Advisory Published
Updated

CVE-2021-45503

First published: Sun Dec 26 2021(Updated: )

Certain NETGEAR devices are affected by authentication bypass. This affects CBR750 before 4.6.3.6, RBK752 before 3.2.17.12, RBR750 before 3.2.17.12, RBS750 before 3.2.17.12, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Netgear Cbr750 Firmware<4.6.3.6
Netgear Cbr750
Netgear Rbk752 Firmware<3.2.17.12
Netgear Rbk752
Netgear Rbr750 Firmware<3.2.17.12
Netgear Rbr750
Netgear Rbs750 Firmware<3.2.17.12
Netgear Rbs750
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

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Frequently Asked Questions

  • What is the vulnerability ID?

    The vulnerability ID is CVE-2021-45503.

  • Which devices are affected by this vulnerability?

    Certain NETGEAR devices are affected including CBR750 (before version 4.6.3.6), RBK752 (before version 3.2.17.12), RBR750 (before version 3.2.17.12), RBS750 (before version 3.2.17.12), RBK852 (before version 3.2.17.12), RBR850 (before version 3.2.17.12), and RBS850 (before version 3.2.17.12).

  • What is the severity of CVE-2021-45503?

    The severity of CVE-2021-45503 is critical with a CVSS score of 8.8.

  • How does CVE-2021-45503 work?

    CVE-2021-45503 is an authentication bypass vulnerability that allows an attacker to bypass authentication on affected NETGEAR devices.

  • How can I fix CVE-2021-45503?

    To fix CVE-2021-45503, you should update the firmware of the affected NETGEAR devices to the latest version provided by the manufacturer.

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