Vulnerability Monitor

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CVE-2017-18743


Certain NETGEAR devices are affected by authentication bypass. This affects R6300v2 before 1.0.4.8, R6400 before 1.0.1.20, R6700 before 1.0.1.20, R6900 before 1.0.1.20, R7000 before 1.0.7.10, R7100LG before V1.0.0.32, R7300DST before 1.0.0.52, R7900 before 1.0.1.16, R8000 before 1.0.3.36, R8300 before 1.0.2.94, R8500 before 1.0.2.94, WNDR3400v3 before 1.0.1.12, and WNR3500Lv2 before 1.2.0.40.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 8.8, 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 26 products from netgear, from netgear, from netgear and 23 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2020, 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

2020-04-23T16:15:12.617

Last Modified

2024-11-21T03:20:48.853

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

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

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

6.5

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-287

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear r6300_firmware < 1.0.4.8 Yes
Hardware netgear r6300 v2 No
Operating System netgear r6400_firmware < 1.0.1.20 Yes
Hardware netgear r6400 - No
Operating System netgear r6700_firmware < 1.0.1.20 Yes
Hardware netgear r6700 - No
Operating System netgear r6900_firmware < 1.0.1.20 Yes
Hardware netgear r6900 - No
Operating System netgear r7000_firmware < 1.0.7.10 Yes
Hardware netgear r7000 - No
Operating System netgear r7100lg_firmware < 1.0.0.32 Yes
Hardware netgear r7100lg - No
Operating System netgear r7300dst_firmware < 1.0.0.52 Yes
Hardware netgear r7300dst - No
Operating System netgear r7900_firmware < 1.0.1.16 Yes
Hardware netgear r7900 - No
Operating System netgear r8000_firmware < 1.0.3.36 Yes
Hardware netgear r8000 - No
Operating System netgear r8300_firmware < 1.0.2.94 Yes
Hardware netgear r8300 - No
Operating System netgear r8500_firmware < 1.0.2.94 Yes
Hardware netgear r8500 - No
Operating System netgear wndr3400_firmware < 1.0.1.12 Yes
Hardware netgear wndr3400 v3 No
Operating System netgear wnr3500l_firmware < 1.2.0.40 Yes
Hardware netgear wnr3500l v2 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.