What’s Vulnerable › Vulnerabilities

CVE-2018-21128

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-22 · updated 2026-06-17
• Weakness: CWE-287

Description

Certain NETGEAR devices are affected by authentication bypass. This affects WAC505 before 5.0.0.17 and WAC510 before 5.0.0.17.

Affected products

• NETGEAR Wac505 Firmware: before 5.0.0.17 — fixed in 5.0.0.17
• NETGEAR Wac510 Firmware: before 5.0.0.17 — fixed in 5.0.0.17

How to fix

Upgrade to a fixed version: NETGEAR Wac505 Firmware 5.0.0.17; NETGEAR Wac510 Firmware 5.0.0.17. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000060230/Security-Advisory-for-Authentication-Bypass-on-Some-Wireless-Access-Points-PSV-2018-0264
• https://kb.netgear.com/000060230/Security-Advisory-for-Authentication-Bypass-on-Some-Wireless-Access-Points-PSV-2018-0264

Get alerted when CVE-2018-21128 or the next vulnerability affects your stack