CVE-2018-21123

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects WC7500 before 6.5.3.9, WC7520 before 6.5.3.9, WC7600v1 before 6.5.3.9, and WC7600v2 before 6.5.3.9.

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-74

Affected software

No affected versions have been published.

Timeline

Published
Apr 22, 2020
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

CVE-2018-211248.8NETGEAR WAC510 devices before 5.0.0.17 are affected by privilege escalation.CVE-2018-211258.8NETGEAR WAC510 devices before 5.0.0.17 are affected by authentication bypass.CVE-2018-211268.8Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects WAC505 before 5.0.0.17 and WAC510 befCVE-2018-211278.8Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects WAC505 before 5.0.0.17 and WAC510 befCVE-2018-211288.8Certain NETGEAR devices are affected by authentication bypass. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.CVE-2018-211296.5Certain NETGEAR devices are affected by disclosure of sensitive information. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.CVE-2018-211308.8Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects WAC505 before 5.0.0.17 and WAC510 befCVE-2018-211319.1Certain NETGEAR devices are affected by unauthenticated firmware downgrade. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.CVE-2018-211329.8Certain NETGEAR devices are affected by authentication bypass. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.CVE-2018-211339.8Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects WAC505 before 5.0.0.17 anCVE-2018-211349.8Certain NETGEAR devices are affected by a stack-based buffer overflow by an unauthenticated attacker. This affects R6700 before 1.0.1.48, R7CVE-2018-211357.2Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6700 before 1.0.1.48, R7500 be
CVE-2018-21123: High severity, CVSS 8.8 | Vulnix