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Rbr750 Firmware CVE-2021-45546

HIGH
Command Injection (CWE-77)
2021-12-26 cve@mitre.org
Command Injection Netgear Rbr750 Firmware Rbr850 Firmware Rbs750 Firmware Rbs850 Firmware R8000 Firmware R7900P Firmware R8000P Firmware Rbk752 Firmware Rbk852 Firmware R7850 Firmware Rax80 Firmware R7960P Firmware Rax200 Firmware Rax75 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

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

Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R7850 before 1.0.5.74, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, RAX200 before 1.0.4.120, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, RBK752 before 3.2.17.12, RBK852 before 3.2.17.12, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, and RBS850 before 3.2.17.12.

AnalysisAI

Certain NETGEAR devices are affected by command injection by an authenticated user. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity.

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 authenticated user. This affects R7850 before 1.0.5.74, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.74, R8000P before 1.4.2.84, RAX200 before 1.0.4.120, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, RBK752 before 3.2.17.12, RBK852 before 3.2.17.12, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, and RBS850 before 3.2.17.12. Affected products include: Netgear R7850 Firmware, Netgear R7900P Firmware, Netgear R7960P Firmware, Netgear R8000 Firmware, Netgear R8000P Firmware. Version information: before 1.0.5.74.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Use parameterized APIs, avoid shell execution, validate input with strict allowlists.

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CVE-2021-45546 vulnerability details – vuln.today
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