CVE-2018-21223

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, D7800 before 1.0.1.30, R6100 before 1.0.1.20, R7500 before 1.0.0.118, R7500v2 before 1.0.3.24, R9000 before 1.0.2.52, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.50, WNDR4500v3 before 1.0.0.50, and WNR2000v5 before 1.0.0.62.

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

VendorProductVersions
n/an/an/a

References

Timeline

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

Related CVEs from 2018

CVE-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 meCVE-2018-212349.8Jodd before 5.0.4 performs Deserialization of Untrusted JSON Data when setClassMetadataName is set.CVE-2018-212357.5An issue was discovered in Foxit E-mail advertising system before September 2018. It allows authentication bypass and information disclosure
CVE-2018-21223: High severity, CVSS 8.8 | Vulnix