8.8
CWE
787 119
Advisory Published
Updated

CVE-2018-21170: Buffer Overflow

First published: Mon Apr 27 2020(Updated: )

Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects EX2700 before 1.0.1.28, R7800 before 1.0.2.40, WN2000RPTv3 before 1.0.1.20, WN3000RPv3 before 1.0.2.50, and WN3100RPv2 before 1.0.0.56.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
NETGEAR R7800 firmware<1.0.2.40
NETGEAR R7800
Netgear Ex2700 Firmware<1.0.1.28
Netgear Ex2700
Netgear Wn2000rpt Firmware<1.0.1.20
Netgear Wn2000rpt=v3
Netgear Wn3000rp Firmware<1.0.2.50
Netgear Wn3000rp=v3
Netgear Wn3100rp Firmware<1.0.0.56
Netgear Wn3100rp=v2

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Frequently Asked Questions

  • What is the vulnerability ID of this stack-based buffer overflow vulnerability?

    The vulnerability ID is CVE-2018-21170.

  • Which NETGEAR devices are affected by this vulnerability?

    The affected devices include EX2700, R7800, WN2000RPTv3, WN3000RPv3, and WN3100RPv2.

  • What is the severity rating of CVE-2018-21170?

    The severity rating of CVE-2018-21170 is high with a score of 8.8.

  • How can an attacker exploit this vulnerability?

    An unauthenticated attacker can exploit this vulnerability by triggering a stack-based buffer overflow.

  • How can I protect my NETGEAR device from CVE-2018-21170?

    To protect your NETGEAR device from CVE-2018-21170, make sure to update the firmware to the patched version provided by NETGEAR.

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