Vulnerability Monitor

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CVE-2018-21231

Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D1500 before 1.0.0.27, D500 before 1.0.0.27, D6100 before 1.0.0.57, D6220 before 1.0.0.40, D6400 before 1.0.0.74, D7000 before 1.0.1.60, D7800 before 1.0.1.34, D8500 before 1.0.3.39, DGN2200v4 before 1.0.0.94, DGN2200Bv4 before 1.0.0.94, EX2700 before 1.0.1.42, EX3700 before 1.0.0.64, EX3800 before 1.0.0.64, EX6000 before 1.0.0.24, EX6100 before 1.0.2.18, EX6120 before 1.0.0.32, EX6130 before 1.0.0.22, EX6150 before 1.0.0.34_1.0.70, EX6200 before 1.0.3.82_1.1.117, EX6400 before 1.0.1.78, EX7000 before 1.0.0.56, EX7300 before 1.0.1.78, JNR1010v2 before 1.1.0.42, JR6150 before 1.0.1.10, JWNR2010v5 before 1.1.0.42, PR2000 before 1.0.0.22, R6050 before 1.0.1.10, R6100 before 1.0.1.16, R6220 before 1.1.0.50, R6250 before 1.0.4.14, R6300v2 before 1.0.4.12, R6400v2 before 1.0.2.34, R6700 before 1.0.1.26, R6900 before 1.0.1.26, R6900P before 1.2.0.22, R7000 before 1.0.9.6, R7000P before 1.2.0.22, R7100LG before 1.0.0.40, R7300DST before 1.0.0.54, R7500 before 1.0.0.110, R7500v2 before 1.0.3.26, R7800 before 1.0.2.44, R7900 before 1.0.1.26, R8000 before 1.0.3.48, R8300 before 1.0.2.104, R8500 before 1.0.2.104, R9000 before 1.0.3.10, WN2000RPTv3 before 1.0.1.26, WN2500RPv2 before 1.0.1.46, WN3000RPv3 before 1.0.2.66, WN3100RPv2 before 1.0.0.56, WNDR3400v3 before 1.0.1.14, WNDR3700v4 before 1.0.2.96, WNDR3700v5 before 1.1.0.54, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.48, WNDR4500v3 before 1.0.0.48, WNR1000v4 before 1.1.0.42, WNR2000v5 before 1.0.0.64, WNR2020 before 1.1.0.42, and WNR2050 before 1.1.0.42.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.4, indicating it requires adjacent network access with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts limited data confidentiality, limited integrity, for affected systems. Impacting 116 products from netgear, from netgear, from netgear and 113 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

2020-04-24T15:15:13.003

Last Modified

2024-11-21T04:03:14.407

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.4 (MEDIUM)

CVSSv2 Vector

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

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

6.5

Impact Score

4.9

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System netgear d1500_firmware < 1.0.0.27 Yes
Hardware netgear d1500 - No
Operating System netgear d500_firmware < 1.0.0.27 Yes
Hardware netgear d500 - No
Operating System netgear d6100_firmware < 1.0.0.57 Yes
Hardware netgear d6100 - No
Operating System netgear d6220_firmware < 1.0.0.40 Yes
Hardware netgear d6220 - No
Operating System netgear d6400_firmware < 1.0.0.74 Yes
Hardware netgear d6400 - No
Operating System netgear d7000_firmware < 1.0.1.60 Yes
Hardware netgear d7000 - No
Operating System netgear d7800_firmware < 1.0.1.34 Yes
Hardware netgear d7800 - No
Operating System netgear d8500_firmware < 1.0.3.39 Yes
Hardware netgear d8500 - No
Operating System netgear dgn2200_firmware < 1.0.0.94 Yes
Hardware netgear dgn2200 v4 No
Operating System netgear dgn2200b_firmware < 1.0.0.94 Yes
Hardware netgear dgn2200b v4 No
Operating System netgear ex2700_firmware < 1.0.1.42 Yes
Hardware netgear ex2700 - No
Operating System netgear ex3700_firmware < 1.0.0.64 Yes
Hardware netgear ex3700 - No
Operating System netgear ex3800_firmware < 1.0.0.64 Yes
Hardware netgear ex3800 - No
Operating System netgear ex6000_firmware < 1.0.0.24 Yes
Hardware netgear ex6000 - No
Operating System netgear ex6100_firmware < 1.0.2.18 Yes
Hardware netgear ex6100 - No
Operating System netgear ex6120_firmware < 1.0.0.32 Yes
Hardware netgear ex6120 - No
Operating System netgear ex6130_firmware < 1.0.0.22 Yes
Hardware netgear ex6130 - No
Operating System netgear ex6150_firmware < 1.0.0.34_1.0.70 Yes
Hardware netgear ex6150 - No
Operating System netgear ex6200_firmware < 1.0.3.82_1.1.117 Yes
Hardware netgear ex6200 - No
Operating System netgear ex6400_firmware < 1.0.1.78 Yes
Hardware netgear ex6400 - No
Operating System netgear ex7000_firmware < 1.0.0.56 Yes
Hardware netgear ex7000 - No
Operating System netgear ex7300_firmware < 1.0.1.78 Yes
Hardware netgear ex7300 - No
Operating System netgear jnr1010_firmware < 1.1.0.42 Yes
Hardware netgear jnr1010 v2 No
Operating System netgear jr6150_firmware < 1.0.1.10 Yes
Hardware netgear jr6150 - No
Operating System netgear jwnr2010_firmware < 1.1.0.42 Yes
Hardware netgear jwnr2010 v5 No
Operating System netgear pr2000_firmware < 1.0.0.22 Yes
Hardware netgear pr2000 - No
Operating System netgear r6050_firmware < 1.0.1.10 Yes
Hardware netgear r6050 - No
Operating System netgear r6100_firmware < 1.0.1.16 Yes
Hardware netgear r6100 - No
Operating System netgear r6220_firmware < 1.1.0.50 Yes
Hardware netgear r6220 - No
Operating System netgear r6250_firmware < 1.0.4.14 Yes
Hardware netgear r6250 - No
Operating System netgear r6300_firmware < 1.0.4.12 Yes
Hardware netgear r6300 v2 No
Operating System netgear r6400_firmware < 1.0.2.34 Yes
Hardware netgear r6400 v2 No
Operating System netgear r6700_firmware < 1.0.1.26 Yes
Hardware netgear r6700 - No
Operating System netgear r6900_firmware < 1.0.1.26 Yes
Hardware netgear r6900 - No
Operating System netgear r6900p_firmware < 1.2.0.22 Yes
Hardware netgear r6900p - No
Operating System netgear r7000_firmware < 1.0.9.6 Yes
Hardware netgear r7000 - No
Operating System netgear r7000p_firmware < 1.2.0.22 Yes
Hardware netgear r7000p - No
Operating System netgear r7100lg_firmware < 1.0.0.40 Yes
Hardware netgear r7100lg - No
Operating System netgear r7300dst_firmware < 1.0.0.54 Yes
Hardware netgear r7300dst - No
Operating System netgear r7500_firmware < 1.0.0.110 Yes
Hardware netgear r7500 - No
Operating System netgear r7500_firmware < 1.0.3.26 Yes
Hardware netgear r7500 v2 No
Operating System netgear r7800_firmware < 1.0.2.44 Yes
Hardware netgear r7800 - No
Operating System netgear r7900_firmware < 1.0.1.26 Yes
Hardware netgear r7900 - No
Operating System netgear r8000_firmware < 1.0.3.48 Yes
Hardware netgear r8000 - No
Operating System netgear r8300_firmware < 1.0.2.104 Yes
Hardware netgear r8300 - No
Operating System netgear r8500_firmware < 1.0.2.104 Yes
Hardware netgear r8500 - No
Operating System netgear r9000_firmware < 1.0.3.10 Yes
Hardware netgear r9000 - No
Operating System netgear wn2000rpt_firmware < 1.0.1.26 Yes
Hardware netgear wn2000rpt v3 No
Operating System netgear wn2500rp_firmware < 1.0.1.46 Yes
Hardware netgear wn2500rp v2 No
Operating System netgear wn3000rp_firmware < 1.0.2.66 Yes
Hardware netgear wn3000rp v3 No
Operating System netgear wn3100rp_firmware < 1.0.0.56 Yes
Hardware netgear wn3100rp v2 No
Operating System netgear wndr3400_firmware < 1.0.1.14 Yes
Hardware netgear wndr3400 v3 No
Operating System netgear wndr3700_firmware < 1.0.2.96 Yes
Hardware netgear wndr3700 v4 No
Operating System netgear wndr3700_firmware < 1.1.0.54 Yes
Hardware netgear wndr3700 v5 No
Operating System netgear wndr4300_firmware < 1.0.2.98 Yes
Hardware netgear wndr4300 - No
Operating System netgear wndr4300_firmware < 1.0.0.48 Yes
Hardware netgear wndr4300 v2 No
Operating System netgear wndr4500_firmware < 1.0.0.48 Yes
Hardware netgear wndr4500 v3 No
Operating System netgear wnr1000_firmware < 1.1.0.42 Yes
Hardware netgear wnr1000 v4 No
Operating System netgear wnr2000_firmware < 1.0.0.64 Yes
Hardware netgear wnr2000 v5 No
Operating System netgear wnr2020_firmware < 1.1.0.42 Yes
Hardware netgear wnr2020 - No
Operating System netgear wnr2050_firmware < 1.1.0.42 Yes
Hardware netgear wnr2050 - 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.