Vulnerability Monitor

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CVE-2021-45658

Certain NETGEAR devices are affected by server-side injection. This affects D7800 before 1.0.1.58, DM200 before 1.0.0.66, EX2700 before 1.0.1.56, EX6150v2 before 1.0.1.86, EX6100v2 before 1.0.1.86, EX6200v2 before 1.0.1.78, EX6250 before 1.0.0.110, EX6410 before 1.0.0.110, EX6420 before 1.0.0.110, EX6400v2 before 1.0.0.110, EX7300 before 1.0.2.144, EX6400 before 1.0.2.144, EX7320 before 1.0.0.110, EX7300v2 before 1.0.0.110, R7500v2 before 1.0.3.48, R7800 before 1.0.2.68, R8900 before 1.0.5.2, R9000 before 1.0.5.2, RAX120 before 1.0.1.90, RBK40 before 2.5.1.16, RBK20 before 2.5.1.16, RBR20 before 2.5.1.16, RBS20 before 2.5.1.16, RBK50 before 2.5.1.16, RBR50 before 2.5.1.16, RBS50 before 2.5.1.16, RBS50Y before 2.6.1.40, WN3000RPv2 before 1.0.0.78, WN3000RPv3 before 1.0.2.80, WNR2000v5 before 1.0.0.72, XR500 before 2.3.2.56, and XR700 before 1.0.1.20.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.1, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), for affected systems. Impacting 64 products from netgear, from netgear, from netgear and 61 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

2021-12-26T01:15:20.467

Last Modified

2024-11-21T06:32:48.427

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.1 (HIGH)

CVSSv2 Vector

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

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

10.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-74
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear d7800_firmware < 1.0.1.58 Yes
Hardware netgear d7800 - No
Operating System netgear dm200_firmware < 1.0.0.66 Yes
Hardware netgear dm200 - No
Operating System netgear ex2700_firmware < 1.0.1.56 Yes
Hardware netgear ex2700 - No
Operating System netgear ex6150v2_firmware < 1.0.1.86 Yes
Hardware netgear ex6150v2 - No
Operating System netgear ex6100v2_firmware < 1.0.1.86 Yes
Hardware netgear ex6100v2 - No
Operating System netgear ex6200v2_firmware < 1.0.1.78 Yes
Hardware netgear ex6200v2 - No
Operating System netgear ex6250_firmware < 1.0.0.110 Yes
Hardware netgear ex6250 - No
Operating System netgear ex6410_firmware < 1.0.0.110 Yes
Hardware netgear ex6410 - No
Operating System netgear ex6420_firmware < 1.0.0.110 Yes
Hardware netgear ex6420 - No
Operating System netgear ex6400v2_firmware < 1.0.0.110 Yes
Hardware netgear ex6400v2 - No
Operating System netgear ex7300_firmware < 1.0.2.144 Yes
Hardware netgear ex7300 - No
Operating System netgear ex6400_firmware < 1.0.2.144 Yes
Hardware netgear ex6400 - No
Operating System netgear ex7320_firmware < 1.0.0.110 Yes
Hardware netgear ex7320 - No
Operating System netgear ex7300v2_firmware < 1.0.0.110 Yes
Hardware netgear ex7300v2 - No
Operating System netgear r7500v2_firmware < 1.0.3.48 Yes
Hardware netgear r7500v2 - No
Operating System netgear r7800_firmware < 1.0.2.68 Yes
Hardware netgear r7800 - No
Operating System netgear r8900_firmware < 1.0.5.2 Yes
Hardware netgear r8900 - No
Operating System netgear r9000_firmware < 1.0.5.2 Yes
Hardware netgear r9000 - No
Operating System netgear rax120_firmware < 1.0.1.90 Yes
Hardware netgear rax120 - No
Operating System netgear rbk40_firmware < 2.5.1.16 Yes
Hardware netgear rbk40 - No
Operating System netgear rbk20_firmware < 2.5.1.16 Yes
Hardware netgear rbk20 - No
Operating System netgear rbr20_firmware < 2.5.1.16 Yes
Hardware netgear rbr20 - No
Operating System netgear rbs20_firmware < 2.5.1.16 Yes
Hardware netgear rbs20 - No
Operating System netgear rbk50_firmware < 2.5.1.16 Yes
Hardware netgear rbk50 - No
Operating System netgear rbr50_firmware < 2.5.1.16 Yes
Hardware netgear rbr50 - No
Operating System netgear rbs50_firmware < 2.5.1.16 Yes
Hardware netgear rbs50 - No
Operating System netgear rbs50y_firmware < 2.6.1.40 Yes
Hardware netgear rbs50y - No
Operating System netgear wn3000rpv2_firmware < 1.0.0.78 Yes
Hardware netgear wn3000rpv2 - No
Operating System netgear wn3000rpv3_firmware < 1.0.2.80 Yes
Hardware netgear wn3000rpv3 - No
Operating System netgear wnr2000v5_firmware < 1.0.0.72 Yes
Hardware netgear wnr2000v5 - No
Operating System netgear xr500_firmware < 2.3.2.56 Yes
Hardware netgear xr500 - No
Operating System netgear xr700_firmware < 1.0.1.20 Yes
Hardware netgear xr700 - 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.