CVE-2021-45647
6.5 · MEDIUMOverview
CVE-2021-45647 is a medium-severity vulnerability affecting netgear eax80_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. No authentication or special privileges are required for exploitation.
Technical Description
Certain NETGEAR devices are affected by disclosure of sensitive information. This affects EAX80 before 1.0.1.62, EX7000 before 1.0.1.104, R6120 before 1.0.0.76, R6220 before 1.1.0.110, R6230 before 1.1.0.110, R6260 before 1.1.0.78, R6850 before 1.1.0.78, R6350 before 1.1.0.78, R6330 before 1.1.0.78, R6800 before 1.2.0.76, R6900v2 before 1.2.0.76, R6700v2 before 1.2.0.76, R7000 before 1.0.11.116, R6900P before 1.3.3.140, R7000P before 1.3.3.140, R7200 before 1.2.0.76, R7350 before 1.2.0.76, R7400 before 1.2.0.76, R7450 before 1.2.0.76, AC2100 before 1.2.0.76, AC2400 before 1.2.0.76, AC2600 before 1.2.0.76, R7900 before 1.0.4.38, R7960P before 1.4.1.66, R8000 before 1.0.4.68, 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 eax80_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 | eax80_firmware | >= 0, < 1.0.1.62 | Affected |
| netgear | ex7000_firmware | >= 0, < 1.0.1.104 | Affected |
| netgear | r6120_firmware | >= 0, < 1.0.0.76 | Affected |
| netgear | r6230_firmware | >= 0, < 1.1.0.110 | Affected |
| netgear | r6260_firmware | >= 0, < 1.1.0.78 | Affected |
| netgear | r6850_firmware | >= 0, < 1.1.0.78 | Affected |
| netgear | r6350_firmware | >= 0, < 1.1.0.78 | Affected |
| netgear | r6330_firmware | >= 0, < 1.1.0.78 | Affected |
| netgear | r6800_firmware | >= 0, < 1.2.0.76 | Affected |
Frequently Asked Questions
What is CVE-2021-45647?
CVE-2021-45647 is a medium-severity vulnerability affecting netgear eax80_firmware. It was published on December 26, 2021 and has a CVSS 3.1 base score of 6.5 (MEDIUM).
How severe is CVE-2021-45647?
This vulnerability has a CVSS 3.1 base score of 6.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-45647?
Check the references section for vendor advisories and patches from netgear. Update eax80_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-2021-45647?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-45647 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.
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