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CVE-2021-45668

6.5 · MEDIUM
Published Dec 26, 2021 netgear CWE-79 EPSS 0.42% (35th pctl)

Overview

CVE-2021-45668 is a medium-severity vulnerability affecting netgear eax20_firmware. It was published on December 26, 2021 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

Technical Description

Certain NETGEAR devices are affected by stored XSS. This affects EAX20 before 1.0.0.48, EAX80 before 1.0.1.64, EX3700 before 1.0.0.90, EX3800 before 1.0.0.90, EX6120 before 1.0.0.64, EX6130 before 1.0.0.44, EX7500 before 1.0.0.72, R7960P before 1.4.1.66, R7900P before 1.4.1.66, R8000P before 1.4.1.66, RAX15 before 1.0.2.82, RAX20 before 1.0.2.82, RAX200 before 1.0.3.106, RAX45 before 1.0.2.72, RAX50 before 1.0.2.72, RAX75 before 1.0.3.106, and RAX80 before 1.0.3.106.

Remediation

Check the references section for vendor advisories and patches from netgear. Update eax20_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected Products

Vendor Product Versions Status
netgear eax20_firmware >= 0, < 1.0.0.48 Affected
netgear eax80_firmware >= 0, < 1.0.1.64 Affected
netgear ex6120_firmware >= 0, < 1.0.0.64 Affected
netgear ex6130_firmware >= 0, < 1.0.0.44 Affected
netgear ex7500_firmware >= 0, < 1.0.0.72 Affected
netgear r7960p_firmware >= 0, < 1.4.1.66 Affected
netgear rax200_firmware >= 0, < 1.0.3.106 Affected
netgear ex3700_firmware >= 0, < 1.0.0.90 Affected
netgear r8000p_firmware >= 0, < 1.4.1.66 Affected
netgear rax20_firmware >= 0, < 1.0.2.82 Affected

Frequently Asked Questions

What is CVE-2021-45668?

CVE-2021-45668 is a medium-severity vulnerability affecting netgear eax20_firmware. It was published on December 26, 2021 and has a CVSS 3.1 base score of 6.5 (MEDIUM).

How severe is CVE-2021-45668?

This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2021-45668?

Check the references section for vendor advisories and patches from netgear. Update eax20_firmware to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2021-45668?

CyberStrike's AI-powered security agents can automatically detect CVE-2021-45668 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.