CVE-2018-21221

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1.0.0.67, and R9000 before 1.0.2.52.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-120

Affected software

No affected versions have been published.

Timeline

Published
Apr 28, 2020
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

CVE-2018-212228.8Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1CVE-2018-212238.8Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1CVE-2018-212248.8Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D3600 before 1.0.0.67, D6000 before 1CVE-2018-212256.8Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7000 before 1.0.1.60, D7800 before 1.0.1.3CVE-2018-212268.8Certain NETGEAR devices are affected by authentication bypass. This affects JNR1010v2 before 1.1.0.48, JWNR2010v5 before 1.1.0.48, WNR1000v4CVE-2018-212276.8Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.34, R6400v2 before 1.0.2CVE-2018-212286.8Certain NETGEAR devices are affected by command injection by an authenticated user. This affects D7800 before 1.0.1.34, EX6100v2 before 1.0.CVE-2018-212296.5Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects R7500v2 before 1.0.3.20, R7800 before 1.0CVE-2018-212305.4Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D1500 before 1.0.0.27, D500 before 1.0.0.CVE-2018-212315.4Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D1500 before 1.0.0.27, D500 before 1.0.0.CVE-2018-212325.5re2c before 2.0 has uncontrolled recursion that causes stack consumption in find_fixed_tags.CVE-2018-212336.5TensorFlow before 1.7.0 has an integer overflow that causes an out-of-bounds read, possibly causing disclosure of the contents of process me
CVE-2018-21221: High severity, CVSS 8.8 | Vulnix