Vulnerability Monitor

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CVE-2021-45543


Certain NETGEAR devices are affected by command injection by an authenticated user. This affects R8000 before 1.0.4.74, RAX200 before 1.0.4.120, R8000P before 1.4.2.84, R7900P before 1.4.2.84, RBR850 before 3.2.17.12, RBS850 before 3.2.17.12, and RBK852 before 3.2.17.12.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.4, indicating it requires adjacent network access with relatively low complexity without requiring user interaction . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 14 products from netgear, from netgear, from netgear and 11 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2021, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2021-12-26T01:15:15.037

Last Modified

2024-11-21T06:32:28.333

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.4 (HIGH)

CVSSv2 Vector

AV:A/AC:L/Au:S/C:P/I:P/A:P

  • Access Vector: ADJACENT_NETWORK
  • Access Complexity: LOW
  • Authentication: SINGLE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

5.1

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-77

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear r8000_firmware < 1.0.4.74 Yes
Hardware netgear r8000 - No
Operating System netgear r8000p_firmware < 1.4.2.84 Yes
Hardware netgear r8000p - No
Operating System netgear rax200_firmware < 1.0.4.120 Yes
Hardware netgear rax200 - No
Operating System netgear r7900p_firmware 1.4.2.84 Yes
Hardware netgear r7900p - No
Operating System netgear rbr850_firmware < 3.2.17.12 Yes
Hardware netgear rbr850 - No
Operating System netgear rbs850_firmware < 3.2.17.12 Yes
Hardware netgear rbs850 - No
Operating System netgear rbk852_firmware < 3.2.17.12 Yes
Hardware netgear rbk852 - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For netgear's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.