What’s Vulnerable › Vulnerabilities

CVE-2017-18698

• Severity: medium (CVSS 6.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-24 · updated 2026-06-17
• Weakness: CWE-787

Description

Certain NETGEAR devices are affected by a stack-based buffer overflow by an authenticated user. This affects R6100 before 1.0.1.20, R7800 before 1.0.2.40, and R9000 before 1.0.2.52.

Affected products

• NETGEAR R6100 Firmware: before 1.0.1.20 — fixed in 1.0.1.20
• NETGEAR R7800 Firmware: before 1.0.2.40 — fixed in 1.0.2.40
• NETGEAR R9000 Firmware: before 1.0.2.52 — fixed in 1.0.2.52

How to fix

Upgrade to a fixed version: NETGEAR R6100 Firmware 1.0.1.20; NETGEAR R7800 Firmware 1.0.2.40; NETGEAR R9000 Firmware 1.0.2.52. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000053204/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2017-2626
• https://kb.netgear.com/000053204/Security-Advisory-for-Post-Authentication-Stack-Overflow-on-Some-Routers-PSV-2017-2626

Get alerted when CVE-2017-18698 or the next vulnerability affects your stack