Vulnerability Monitor

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CVE-2021-45530


Certain NETGEAR devices are affected by a buffer overflow by an authenticated user. This affects R7000 before 1.0.11.126, R7960P before 1.4.2.84, R8000 before 1.0.4.74, RAX200 before 1.0.4.120, R8000P before 1.4.2.84, RAX20 before 1.0.2.82, RAX45 before 1.0.2.82, RAX80 before 1.0.4.120, R7900P before 1.4.2.84, RAX15 before 1.0.2.82, RAX50 before 1.0.2.82, and RAX75 before 1.0.4.120.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 4.5, indicating it requires adjacent network access with relatively low complexity without requiring user interaction . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 24 products from netgear, from netgear, from netgear and 21 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

2021-12-26T01:15:14.350

Last Modified

2024-11-21T06:32:26.133

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 4.5 (MEDIUM)

CVSSv2 Vector

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

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

8.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-120

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear r7000_firmware < 1.0.11.126 Yes
Hardware netgear r7000 - No
Operating System netgear r7000p_firmware < 1.4.2.84 Yes
Hardware netgear r7000p - No
Operating System netgear r7960p_firmware < 1.4.2.84 Yes
Hardware netgear r7960p - No
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 rax20_firmware < 1.0.2.82 Yes
Hardware netgear rax20 - No
Operating System netgear rax200_firmware < 1.0.4.120 Yes
Hardware netgear rax200 - No
Operating System netgear rax45_firmware < 1.0.2.82 Yes
Hardware netgear rax45 - No
Operating System netgear rax15_firmware < 1.0.2.82 Yes
Hardware netgear rax15 - No
Operating System netgear rax75_firmware < 1.0.4.120 Yes
Hardware netgear rax75 - No
Operating System netgear rax80_firmware < 1.0.4.120 Yes
Hardware netgear rax80 - No
Operating System netgear rax50_firmware < 1.0.2.82 Yes
Hardware netgear rax50 - 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.