What’s Vulnerable › Vulnerabilities

CVE-2018-21159

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-27 · updated 2026-06-17

Description

NETGEAR ReadyNAS devices before 6.9.3 are affected by incorrect configuration of security settings.

Affected products

• NETGEAR Readynas Os: from 6.0 before 6.9.3 — fixed in 6.9.3

How to fix

Upgrade to a fixed version: NETGEAR Readynas Os 6.9.3. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000059471/Security-Advisory-for-Security-Misconfiguration-on-ReadyNAS-OS-6-PSV-2017-1999
• https://kb.netgear.com/000059471/Security-Advisory-for-Security-Misconfiguration-on-ReadyNAS-OS-6-PSV-2017-1999

Get alerted when CVE-2018-21159 or the next vulnerability affects your stack