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R6400 Firmware CVE-2020-11789

CRITICAL
Command Injection (CWE-77)
2020-04-15 cve@mitre.org
Netgear Command Injection R6400 Firmware R6700 Firmware R6900 Firmware R7900 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
Apr 15, 2020 - 18:15 nvd
CRITICAL 9.8

DescriptionNVD

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects R6400v2 before 1.0.4.84, R6700 before 1.0.2.8, R6700v3 before 1.0.4.84, R6900 before 1.0.2.8, and R7900 before 1.0.3.10.

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 R6400v2 before 1.0.4.84, R6700 before 1.0.2.8, R6700v3 before 1.0.4.84, R6900 before 1.0.2.8, and R7900 before 1.0.3.10. Affected products include: Netgear R6400 Firmware, Netgear R6700 Firmware, Netgear R6900 Firmware, Netgear R7900 Firmware. Version information: before 1.0.4.84.

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-2020-11789 vulnerability details – vuln.today
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