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D7800 Firmware CVE-2021-38529

CRITICAL
Command Injection (CWE-77)
2021-08-11 cve@mitre.org
Netgear Command Injection D7800 Firmware R7800 Firmware R8900 Firmware R9000 Firmware
9.8
CVSS 3.1 · NVD
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Severity by source

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

Lifecycle Timeline

1
CVE Published
Aug 11, 2021 - 00:16 nvd
CRITICAL 9.8

DescriptionNVD

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D7800 before 1.0.1.56, R7800 before 1.0.2.68, R8900 before 1.0.4.26, and R9000 before 1.0.4.26.

AnalysisAI

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, 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. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects D7800 before 1.0.1.56, R7800 before 1.0.2.68, R8900 before 1.0.4.26, and R9000 before 1.0.4.26. Affected products include: Netgear D7800 Firmware, Netgear R7800 Firmware, Netgear R8900 Firmware, Netgear R9000 Firmware. Version information: before 1.0.1.56.

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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CVE-2021-38529 vulnerability details – vuln.today
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