What’s Vulnerable › Vulnerabilities

CVE-2017-18867

• Severity: medium (CVSS 6.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-05-05 · updated 2026-06-17
• Weakness: CWE-20

Description

Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D6100 before 1.0.0.55, D7800 before V1.0.1.24, R7100LG before V1.0.0.32, WNDR4300v1 before 1.0.2.90, and WNDR4500v3 before 1.0.0.48.

Affected products

• NETGEAR D6100 Firmware: before 1.0.0.55 — fixed in 1.0.0.55
• NETGEAR D7800 Firmware: before 1.0.1.24 — fixed in 1.0.1.24
• NETGEAR R7100Lg Firmware: before 1.0.0.32 — fixed in 1.0.0.32
• NETGEAR Wndr4300 Firmware: before 1.0.2.90 — fixed in 1.0.2.90
• Netgear WNDR4500: before 1.0.0.48 — fixed in 1.0.0.48

How to fix

Upgrade to a fixed version: NETGEAR D6100 Firmware 1.0.0.55; NETGEAR D7800 Firmware 1.0.1.24; NETGEAR R7100Lg Firmware 1.0.0.32; NETGEAR Wndr4300 Firmware 1.0.2.90; Netgear WNDR4500 1.0.0.48. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000049554/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2017-2198
• https://kb.netgear.com/000049554/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2017-2198

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