CWE
787 119
Advisory Published
Updated

CVE-2018-21182: Buffer Overflow

First published: Tue Apr 28 2020(Updated: )

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R7800 before 1.0.2.40, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.92, and WNDR4300 before 1.0.2.94.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
NETGEAR R7800 firmware<1.0.2.40
NETGEAR R7800
Netgear R9000 Firmware<1.0.2.52
NETGEAR R9000
Netgear Wndr3700 Firmware<1.0.2.92
Netgear WNDR3700=v4
Netgear Wndr4300 Firmware<1.0.2.94
Netgear Wndr4300

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Frequently Asked Questions

  • What is CVE-2018-21182?

    CVE-2018-21182 is a vulnerability that affects certain NETGEAR devices, allowing an authenticated user to perform a stack-based buffer overflow.

  • Which NETGEAR devices are affected by CVE-2018-21182?

    NETGEAR R7800 before 1.0.2.40, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.92, and WNDR4300 before 1.0.2.94 are affected by CVE-2018-21182.

  • What is the severity of CVE-2018-21182?

    The severity of CVE-2018-21182 is medium with a CVSS score of 6.8.

  • How can I fix CVE-2018-21182?

    To fix CVE-2018-21182, you need to update the firmware of your affected NETGEAR device to version 1.0.2.40 for R7800, 1.0.2.52 for R9000, 1.0.2.92 for WNDR3700v4, or 1.0.2.94 for WNDR4300.

  • Where can I find more information about CVE-2018-21182?

    You can find more information about CVE-2018-21182 in the security advisory on the NETGEAR website: https://kb.netgear.com/000055176/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2017-2617

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