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D6220 Firmware CVE-2021-45531

HIGH
Command Injection (CWE-77)
2021-12-26 cve@mitre.org
Netgear Command Injection D6220 Firmware
8.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Dec 26, 2021 - 01:15 nvd
HIGH 8.8

DescriptionNVD

NETGEAR D6220 devices before 1.0.0.76 are affected by command injection by an authenticated user.

AnalysisAI

NETGEAR D6220 devices before 1.0.0.76 are affected by command injection by an authenticated user. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Command Injection (CWE-77), which allows attackers to inject arbitrary commands into system command execution. NETGEAR D6220 devices before 1.0.0.76 are affected by command injection by an authenticated user. Affected products include: Netgear D6220 Firmware. Version information: before 1.0.0.76.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.

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Same weakness CWE-77 – Command Injection

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Same technique Command Injection

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CVE-2021-45531 vulnerability details – vuln.today
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