Vulnerability Monitor

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CVE-2019-20686


Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D6200 before 1.1.00.36, D7000 before 1.0.1.74, JR6150 before 1.0.1.18, PR2000 before 1.0.0.28, R6020 before 1.0.0.40, R6080 before 1.0.0.40, R6050 before 1.0.1.18, R6120 before 1.0.0.48, R6220 before 1.1.0.86, R6260 before 1.1.0.64, R6700v2 before 1.2.0.36, R6800 before 1.2.0.36, R6900v2 before 1.2.0.36, and WNR2020 before 1.1.0.62.


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 28 products from netgear, from netgear, from netgear and 25 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

2020-04-16T19:15:23.120

Last Modified

2024-11-21T04:39:04.873

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-120

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear d6200_firmware < 1.1.00.36 Yes
Hardware netgear d6200 - No
Operating System netgear d7000_firmware < 1.0.1.74 Yes
Hardware netgear d7000 - No
Operating System netgear jr6150_firmware < 1.0.1.18 Yes
Hardware netgear jr6150 - No
Operating System netgear pr2000_firmware < 1.0.0.28 Yes
Hardware netgear pr2000 - No
Operating System netgear r6020_firmware < 1.0.0.40 Yes
Hardware netgear r6020 - No
Operating System netgear r6080_firmware < 1.0.0.40 Yes
Hardware netgear r6080 - No
Operating System netgear r6050_firmware < 1.0.1.18 Yes
Hardware netgear r6050 - No
Operating System netgear r6120_firmware < 1.0.0.48 Yes
Hardware netgear r6120 - No
Operating System netgear r6220_firmware < 1.1.0.86 Yes
Hardware netgear r6220 - No
Operating System netgear r6260_firmware < 1.1.0.64 Yes
Hardware netgear r6260 - No
Operating System netgear r6700_firmware < 1.2.0.36 Yes
Hardware netgear r6700 v2 No
Operating System netgear r6800_firmware < 1.2.0.36 Yes
Hardware netgear r6800 - No
Operating System netgear r6900_firmware < 1.2.0.36 Yes
Hardware netgear r6900 v2 No
Operating System netgear wnr2020_firmware < 1.1.0.62 Yes
Hardware netgear wnr2020 - 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.