Vulnerability Monitor

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CVE-2021-45501


Certain NETGEAR devices are affected by authentication bypass. This affects AC2400 before 1.1.0.84, AC2600 before 1.1.0.84, D7000 before 1.0.1.82, R6020 before 1.0.0.52, R6080 before 1.0.0.52, R6120 before 1.0.0.80, R6220 before 1.1.0.110, R6230 before 1.1.0.110, R6260 before 1.1.0.84, R6330 before 1.1.0.84, R6350 before 1.1.0.84, R6700v2 before 1.1.0.84, R6800 before 1.1.0.84, R6850 before 1.1.0.84, R6900v2 before 1.1.0.84, R7200 before 1.1.0.84, R7350 before 1.1.0.84, R7400 before 1.1.0.84, and R7450 before 1.1.0.84.


Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.4, indicating it can be exploited remotely over the network 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 38 products from netgear, from netgear, from netgear and 35 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

2021-12-26T01:15:12.930

Last Modified

2024-11-21T06:32:21.403

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.4 (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 ac2400_firmware < 1.1.0.84 Yes
Hardware netgear ac2400 - No
Operating System netgear ac2600_firmware < 1.1.0.84 Yes
Hardware netgear ac2600 - No
Operating System netgear d7000_firmware < 1.0.1.82 Yes
Hardware netgear d7000 - No
Operating System netgear r6020_firmware < 1.0.0.52 Yes
Hardware netgear r6020 - No
Operating System netgear r6080_firmware < 1.0.0.52 Yes
Hardware netgear r6080 - No
Operating System netgear r6120_firmware < 1.0.0.80 Yes
Hardware netgear r6120 - No
Operating System netgear r6220_firmware < 1.1.0.110 Yes
Hardware netgear r6220 - No
Operating System netgear r6230_firmware < 1.1.0.110 Yes
Hardware netgear r6230 - No
Operating System netgear r6260_firmware < 1.1.0.84 Yes
Hardware netgear r6260 - No
Operating System netgear r6330_firmware < 1.1.0.84 Yes
Hardware netgear r6330 - No
Operating System netgear r6350_firmware < 1.1.0.84 Yes
Hardware netgear r6350 - No
Operating System netgear r6700v2_firmware < 1.1.0.84 Yes
Hardware netgear r6700v2 - No
Operating System netgear r6800_firmware < 1.1.0.84 Yes
Hardware netgear r6800 - No
Operating System netgear r6850_firmware < 1.1.0.84 Yes
Hardware netgear r6850 - No
Operating System netgear r6900v2_firmware < 1.1.0.84 Yes
Hardware netgear r6900v2 - No
Operating System netgear r7200_firmware < 1.1.0.84 Yes
Hardware netgear r7200 - No
Operating System netgear r7350_firmware < 1.1.0.84 Yes
Hardware netgear r7350 - No
Operating System netgear r7400_firmware < 1.1.0.84 Yes
Hardware netgear r7400 - No
Operating System netgear r7450_firmware < 1.1.0.84 Yes
Hardware netgear r7450 - 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.