Vulnerability Monitor

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CVE-2021-45666


Certain NETGEAR devices are affected by stored XSS. This affects CBR40 before 2.5.0.10, EAX80 before 1.0.1.64, EX3700 before 1.0.0.90, EX3800 before 1.0.0.90, EX6120 before 1.0.0.64, EX6130 before 1.0.0.44, EX7500 before 1.0.0.72, RBW30 before 2.6.1.4, RBK752 before 3.2.16.6, RBR750 before 3.2.16.6, RBS750 before 3.2.16.6, RBK852 before 3.2.16.6, RBR850 before 3.2.16.6, RBS850 before 3.2.16.6, and RBS40V before 2.6.1.4.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.5, indicating it requires adjacent network access but requires specific conditions to be met though user interaction is required . The vulnerability impacts limited data confidentiality, integrity (unauthorized modifications), and limited availability for affected systems. Impacting 30 products from netgear, from netgear, from netgear and 27 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

2021-12-26T01:15:20.827

Last Modified

2024-11-21T06:32:49.713

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:S/C:N/I:P/A:N

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: SINGLE
  • Confidentiality Impact: NONE
  • Integrity Impact: PARTIAL
  • Availability Impact: NONE
Exploitability Score

6.8

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-79

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear eax80_firmware < 1.0.1.64 Yes
Hardware netgear eax80 - No
Operating System netgear ex3700_firmware < 1.0.0.90 Yes
Hardware netgear ex3700 - No
Operating System netgear ex3800_firmware < 1.0.0.90 Yes
Hardware netgear ex3800 - No
Operating System netgear ex6120_firmware < 1.0.0.64 Yes
Hardware netgear ex6120 - No
Operating System netgear ex6130_firmware < 1.0.0.44 Yes
Hardware netgear ex6130 - No
Operating System netgear ex7500_firmware < 1.0.0.72 Yes
Hardware netgear ex7500 - No
Operating System netgear rbw30_firmware < 2.6.1.4 Yes
Hardware netgear rbw30 - No
Operating System netgear rbk752_firmware < 3.2.16.6 Yes
Hardware netgear rbk752 - No
Operating System netgear rbr750_firmware < 3.2.16.6 Yes
Hardware netgear rbr750 - No
Operating System netgear rbs750_firmware < 3.2.16.6 Yes
Hardware netgear rbs750 - No
Operating System netgear rbk852_firmware < 3.2.16.6 Yes
Hardware netgear rbk852 - No
Operating System netgear rbr850_firmware < 3.2.16.6 Yes
Hardware netgear rbr850 - No
Operating System netgear rbs850_firmware < 3.2.16.6 Yes
Hardware netgear rbs850 - No
Operating System netgear rbs40v_firmware < 2.6.1.4 Yes
Hardware netgear rbs40v - No
Operating System netgear cbr40_firmware < 2.5.0.10 Yes
Hardware netgear cbr40 - 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.