Vulnerability Monitor

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CVE-2021-38513


Certain NETGEAR devices are affected by authentication bypass. This affects RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, RBS850 before 3.2.10.11, CBR40 before 2.5.0.10, EAX20 before 1.0.0.48, MK62 before 1.0.6.110, MR60 before 1.0.6.110, MS60 before 1.0.6.110, RBK752 before 3.2.10.10, RBR750 before 3.2.10.10, and RBS750 before 3.2.10.10.


Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.6, indicating it requires adjacent network access with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and limited availability for affected systems. Impacting 22 products from netgear, from netgear, from netgear and 19 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

2021-08-11T00:15:10.787

Last Modified

2024-11-21T06:17:17.480

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.6 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

10.0

Impact Score

10.0

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear rbk852_firmware < 3.2.10.11 Yes
Hardware netgear rbk852 - No
Operating System netgear rbr850_firmware < 3.2.10.11 Yes
Hardware netgear rbr850 - No
Operating System netgear rbs850_firmware < 3.2.10.11 Yes
Hardware netgear rbs850 - No
Operating System netgear cbr40_firmware < 2.5.0.10 Yes
Hardware netgear cbr40 - No
Operating System netgear eax20_firmware < 1.0.0.48 Yes
Hardware netgear eax20 - No
Operating System netgear mk62_firmware < 1.0.6.110 Yes
Hardware netgear mk62 - No
Operating System netgear mr60_firmware < 1.0.6.110 Yes
Hardware netgear mr60 - No
Operating System netgear ms60_firmware < 1.0.6.110 Yes
Hardware netgear ms60 - No
Operating System netgear rbk752_firmware < 3.2.10.10 Yes
Hardware netgear rbk752 - No
Operating System netgear rbr750_firmware < 3.2.10.10 Yes
Hardware netgear rbr750 - No
Operating System netgear rbs750_firmware < 3.2.10.10 Yes
Hardware netgear rbs750 - 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.