What is the CVSS score of CVE-2021-45635?

CVE-2021-45635 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.9%.

Is there a patch available for CVE-2021-45635?

Yes, a patch is available for CVE-2021-45635. Update the affected software to the latest version immediately.

Cbr750 Firmware CVE-2021-45635

HIGH

Command Injection (CWE-77)

2021-12-26 cve@mitre.org

Netgear Command Injection Cbr750 Firmware Rbk752 Firmware Rbr750 Firmware Rbs750 Firmware Rbk852 Firmware Rbr850 Firmware Rbs850 Firmware

8.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

8.8 HIGH

AV:A/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:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Dec 26, 2021 - 01:15 nvd

HIGH 8.8

DescriptionNVD

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR750 before 4.6.3.6, RBK752 before 3.2.17.12, RBR750 before 3.2.17.12, RBS750 before 3.2.17.12, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12.

AnalysisAI

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. Rated high severity (CVSS 8.8), this vulnerability is no authentication required, 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 unauthenticated attacker. This affects CBR750 before 4.6.3.6, RBK752 before 3.2.17.12, RBR750 before 3.2.17.12, RBS750 before 3.2.17.12, RBK852 before 3.2.17.12, RBR850 before 3.2.17.12, and RBS850 before 3.2.17.12. Affected products include: Netgear Cbr750 Firmware, Netgear Rbk752 Firmware, Netgear Rbr750 Firmware, Netgear Rbs750 Firmware, Netgear Rbk852 Firmware. Version information: before 4.6.3.6.

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.