What is the CVSS score of CVE-2021-45615?

CVE-2021-45615 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: 1.0%.

Cbr750 Firmware CVE-2021-45615

HIGH

Command Injection (CWE-77)

2021-12-26 cve@mitre.org

Command Injection Netgear Cbr750 Firmware Rbr750 Firmware Rbr850 Firmware Rbs750 Firmware Rbs850 Firmware R8300 Firmware R8500 Firmware R7900P Firmware R8000P Firmware Rbk752 Firmware Rbk852 Firmware Cbr40 Firmware R7960P 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

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 CBR40 before 2.5.0.24, CBR750 before 4.6.3.6, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000P before 1.4.2.84, R8300 before 1.0.2.154, R8500 before 1.0.2.154, 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. 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 CBR40 before 2.5.0.24, CBR750 before 4.6.3.6, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000P before 1.4.2.84, R8300 before 1.0.2.154, R8500 before 1.0.2.154, 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 Cbr40 Firmware, Netgear Cbr750 Firmware, Netgear R7900P Firmware, Netgear R7960P Firmware, Netgear R8000P Firmware. Version information: before 2.5.0.24.

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.