What’s Vulnerable › Vulnerabilities

CVE-2021-45523

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-12-26 · updated 2026-06-17
• Weakness: CWE-120

Description

NETGEAR R7000 devices before 1.0.9.42 are affected by a buffer overflow by an authenticated user.

Affected products

• NETGEAR R7000: before 1.0.9.42 — fixed in 1.0.9.42

How to fix

Upgrade to a fixed version: NETGEAR R7000 1.0.9.42. Check the vendor advisory for mitigations.

References

• https://kb.netgear.com/000064442/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-R7000-PSV-2018-0418
• https://kb.netgear.com/000064442/Security-Advisory-for-Post-Authentication-Buffer-Overflow-on-R7000-PSV-2018-0418

Get alerted when CVE-2021-45523 or the next vulnerability affects your stack