Home/CVE/Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R6400 before 1.0.1.74,
CVE

CVE-2021-45554

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R6400 before 1.0.1.74,

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R6400 before 1.0.1.74, R6400v2 before 1.0.4.118, R6700v3 before 1.0.4.118, R7000 before 1.0.11.126, R6900P before 1.3.3.140, R7000P before 1.3.3.140, and R8000 before 1.0.4.74.

HIGH · CVSS 8.4 EPSS 0.00136
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')
▤

Affected Products & Versions

7
netgear r6400 firmware< 1.0.1.74
netgear r6400v2 firmware< 1.0.4.118
netgear r6700v3 firmware< 1.0.4.118
netgear r7000 firmware< 1.0.11.126
netgear r6900p firmware< 1.3.3.140
netgear r7000p firmware< 1.3.3.140
netgear r8000 firmware< 1.0.4.74
▣

Scoring & Timeline

8.4
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD26 Dec 2021 · 01:15 AM
CVSS VectorCVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://kb.netgear.com/000064119/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-PSV-2020-0187PatchVendor Advisory
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