CVE-2021-45512
8.6 · HIGHOverview
CVE-2021-45512 is a high-severity vulnerability affecting netgear d7000_firmware. It was published on December 26, 2021 and has a CVSS 3.1 base score of 8.6 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.6, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Certain NETGEAR devices are affected by weak cryptography. This affects D7000v2 before 1.0.0.62, D8500 before 1.0.3.50, EX3700 before 1.0.0.84, EX3800 before 1.0.0.84, EX6120 before 1.0.0.54, EX6130 before 1.0.0.36, EX7000 before 1.0.1.90, R6250 before 1.0.4.42, R6400v2 before 1.0.4.98, R6700v3 before 1.0.4.98, R6900P before 1.3.2.124, R7000 before 1.0.11.106, R7000P before 1.3.2.124, R7100LG before 1.0.0.56, R7900 before 1.0.4.26, R8000 before 1.0.4.58, R8300 before 1.0.2.134, R8500 before 1.0.2.134, RS400 before 1.5.0.48, WNR3500Lv2 before 1.2.0.62, and XR300 before 1.0.3.50.
Remediation
Check the references section for vendor advisories and patches from netgear. Update d7000_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 | d7000_firmware | >= 0, < 1.0.0.62 | Affected |
| netgear | d8500_firmware | >= 0, < 1.0.3.50 | Affected |
| netgear | ex3700_firmware | >= 0, < 1.0.0.84 | Affected |
| netgear | ex3800_firmware | >= 0, < 1.0.0.84 | Affected |
| netgear | ex6120_firmware | >= 0, < 1.0.0.54 | Affected |
| netgear | ex6130_firmware | >= 0, < 1.0.0.36 | Affected |
| netgear | ex7000_firmware | >= 0, < 1.0.1.90 | Affected |
| netgear | r6250_firmware | >= 0, < 1.0.4.42 | Affected |
| netgear | r6400_firmware | >= 0, < 1.0.4.98 | Affected |
| netgear | r6700_firmware | >= 0, < 1.0.4.98 | Affected |
Frequently Asked Questions
What is CVE-2021-45512?
CVE-2021-45512 is a high-severity vulnerability affecting netgear d7000_firmware. It was published on December 26, 2021 and has a CVSS 3.1 base score of 8.6 (HIGH).
How severe is CVE-2021-45512?
This vulnerability has a CVSS 3.1 base score of 8.6, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-45512?
Check the references section for vendor advisories and patches from netgear. Update d7000_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-2021-45512?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-45512 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.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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