Vulnerability Monitor

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CVE-2021-45619

Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects EX6200v2 before 1.0.1.86, EX6250 before 1.0.0.134, EX7700 before 1.0.0.216, EX8000 before 1.0.1.232, LBR1020 before 2.6.3.58, LBR20 before 2.6.3.50, R7800 before 1.0.2.80, R8900 before 1.0.5.26, R9000 before 1.0.5.26, RBS50Y before 2.7.3.22, WNR2000v5 before 1.0.0.76, XR700 before 1.0.1.36, EX6150v2 before 1.0.1.98, EX7300 before 1.0.2.158, EX7320 before 1.0.0.134, RAX10 before 1.0.2.88, RAX120 before 1.2.0.16, RAX70 before 1.0.2.88, EX6100v2 before 1.0.1.98, EX6400 before 1.0.2.158, EX7300v2 before 1.0.0.134, R6700AX before 1.0.2.88, RAX120v2 before 1.2.0.16, RAX78 before 1.0.2.88, EX6410 before 1.0.0.134, RBR10 before 2.7.3.22, RBR20 before 2.7.3.22, RBR350 before 4.3.4.7, RBR40 before 2.7.3.22, RBR50 before 2.7.3.22, EX6420 before 1.0.0.134, RBS10 before 2.7.3.22, RBS20 before 2.7.3.22, RBS350 before 4.3.4.7, RBS40 before 2.7.3.22, RBS50 before 2.7.3.22, EX6400v2 before 1.0.0.134, RBK12 before 2.7.3.22, RBK20 before 2.7.3.22, RBK352 before 4.3.4.7, RBK40 before 2.7.3.22, and RBK50 before 2.7.3.22.

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 availability (service disruption) for affected systems. Impacting 84 products from netgear, from netgear, from netgear and 81 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

2021-12-26T01:15:18.657

Last Modified

2024-11-21T06:32:41.523

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
    CWE-77
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear ex6250_firmware < 1.0.0.134 Yes
Hardware netgear ex6250 - No
Operating System netgear ex7700_firmware < 1.0.0.216 Yes
Hardware netgear ex7700 - No
Operating System netgear ex8000_firmware < 1.0.1.232 Yes
Hardware netgear ex8000 - No
Operating System netgear lbr1020_firmware < 2.6.3.58 Yes
Hardware netgear lbr1020 - No
Operating System netgear lbr20_firmware < 2.6.3.50 Yes
Hardware netgear lbr20 - No
Operating System netgear r7800_firmware < 1.0.2.80 Yes
Hardware netgear r7800 - No
Operating System netgear r8900_firmware < 1.0.5.26 Yes
Hardware netgear r8900 - No
Operating System netgear rbs50y_firmware < 2.7.3.22 Yes
Hardware netgear rbs50y - No
Operating System netgear wnr2000v5_firmware < 1.0.0.76 Yes
Hardware netgear wnr2000v5 - No
Operating System netgear xr700_firmware < 1.0.1.36 Yes
Hardware netgear xr700 - No
Operating System netgear ex6150v2_firmware < 1.0.1.98 Yes
Hardware netgear ex6150v2 - No
Operating System netgear ex7300_firmware < 1.0.2.158 Yes
Hardware netgear ex7300 - No
Operating System netgear ex7320_firmware < 1.0.0.134 Yes
Hardware netgear ex7320 - No
Operating System netgear rax10_firmware < 1.0.2.88 Yes
Hardware netgear rax10 - No
Operating System netgear rax120_firmware < 1.2.0.16 Yes
Hardware netgear rax120 - No
Operating System netgear rax70_firmware < 1.0.2.88 Yes
Hardware netgear rax70 - No
Operating System netgear ex6100v2_firmware < 1.0.1.98 Yes
Hardware netgear ex6100v2 - No
Operating System netgear ex6400_firmware < 1.0.2.158 Yes
Hardware netgear ex6400 - No
Operating System netgear ex7300v2_firmware < 1.0.0.134 Yes
Hardware netgear ex7300v2 - No
Operating System netgear r6700ax_firmware < 1.0.2.88 Yes
Hardware netgear r6700ax - No
Operating System netgear rax120v2_firmware < 1.2.0.16 Yes
Hardware netgear rax120v2 - No
Operating System netgear rax78_firmware < 1.0.2.88 Yes
Hardware netgear rax78 - No
Operating System netgear ex6410_firmware < 1.0.0.134 Yes
Hardware netgear ex6410 - No
Operating System netgear rbr10_firmware < 2.7.3.22 Yes
Hardware netgear rbr10 - No
Operating System netgear rbr20_firmware < 2.7.3.22 Yes
Hardware netgear rbr20 - No
Operating System netgear rbr350_firmware < 4.3.4.7 Yes
Hardware netgear rbr350 - No
Operating System netgear rbr40_firmware < 2.7.3.22 Yes
Hardware netgear rbr40 - No
Operating System netgear rbr50_firmware < 2.7.3.22 Yes
Hardware netgear rbr50 - No
Operating System netgear ex6420_firmware < 1.0.0.134 Yes
Hardware netgear ex6420 - No
Operating System netgear rbs10_firmware < 2.7.3.22 Yes
Hardware netgear rbs10 - No
Operating System netgear rbs20_firmware < 2.7.3.22 Yes
Hardware netgear rbs20 - No
Operating System netgear rbs350_firmware < 4.3.4.7 Yes
Hardware netgear rbs350 - No
Operating System netgear rbs40_firmware < 2.7.3.22 Yes
Hardware netgear rbs40 - No
Operating System netgear rbs50_firmware < 2.7.3.22 Yes
Hardware netgear rbs50 - No
Operating System netgear ex6400v2_firmware < 1.0.0.134 Yes
Hardware netgear ex6400v2 - No
Operating System netgear rbk12_firmware < 2.7.3.22 Yes
Hardware netgear rbk12 - No
Operating System netgear rbk20_firmware < 2.7.3.22 Yes
Hardware netgear rbk20 - No
Operating System netgear rbk352_firmware < 4.3.4.7 Yes
Hardware netgear rbk352 - No
Operating System netgear rbk40_firmware < 2.7.3.22 Yes
Hardware netgear rbk40 - No
Operating System netgear rbk50_firmware < 2.7.3.22 Yes
Hardware netgear rbk50 - No
Operating System netgear ex6200v2_firmware < 1.0.1.86 Yes
Hardware netgear ex6200v2 - No
Operating System netgear r9000_firmware < 1.0.5.26 Yes
Hardware netgear r9000 - 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.