CVE-2021-45604
4.5 · MEDIUMOverview
CVE-2021-45604 is a medium-severity vulnerability affecting netgear cbr750_firmware. It was published on December 26, 2021 and has a CVSS 3.1 base score of 4.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 4.5, 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 a stack-based buffer overflow by an authenticated user. This affects CBR750 before 3.2.18.2, D6220 before 1.0.0.68, D6400 before 1.0.0.102, D8500 before 1.0.3.60, LAX20 before 1.1.6.28, MK62 before 1.0.6.116, MR60 before 1.0.6.116, MS60 before 1.0.6.116, R6300v2 before 1.0.4.50, R6400 before 1.0.1.68, R6400v2 before 1.0.4.118, R6700v3 before 1.0.4.118, R6900P before 1.3.3.140, R7000 before 1.0.11.116, R7000P before 1.3.3.140, R7850 before 1.0.5.68, R7900 before 1.0.4.38, R7900P before 1.4.2.84, R7960P before 1.4.2.84, R8000 before 1.0.4.68, R8000P before 1.4.2.84, RAX15 before 1.0.3.96, RAX20 before 1.0.3.96, RAX200 before 1.0.4.120, RAX35v2 before 1.0.3.96, RAX40v2 before 1.0.3.96, RAX43 before 1.0.3.96, RAX45 before 1.0.3.96, RAX50 before 1.0.3.96, RAX75 before 1.0.4.120, RAX80 before 1.0.4.120, RBK752 before 3.2.17.12, RBK852 before 3.2.17.12, RBR750 before 3.2.17.12, RBR850 before 3.2.17.12, RBS750 before 3.2.17.12, RBS850 before 3.2.17.12, R
Remediation
Check the references section for vendor advisories and patches from netgear. Update cbr750_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 | cbr750_firmware | >= 0, < 3.2.18.2 | Affected |
| netgear | d6220_firmware | >= 0, < 1.0.0.68 | Affected |
| netgear | d6400_firmware | >= 0, < 1.0.0.102 | Affected |
| netgear | d8500_firmware | >= 0, < 1.0.3.60 | Affected |
| netgear | lax20_firmware | >= 0, < 1.1.6.28 | Affected |
| netgear | mk62_firmware | >= 0, < 1.0.6.116 | Affected |
| netgear | mr60_firmware | >= 0, < 1.0.6.116 | Affected |
| netgear | ms60_firmware | >= 0, < 1.0.6.116 | Affected |
| netgear | r6300_firmware | >= 0, < 1.0.4.50 | Affected |
| netgear | r6400_firmware | >= 0, < 1.0.1.68 | Affected |
Frequently Asked Questions
What is CVE-2021-45604?
CVE-2021-45604 is a medium-severity vulnerability affecting netgear cbr750_firmware. It was published on December 26, 2021 and has a CVSS 3.1 base score of 4.5 (MEDIUM).
How severe is CVE-2021-45604?
This vulnerability has a CVSS 3.1 base score of 4.5, 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-2021-45604?
Check the references section for vendor advisories and patches from netgear. Update cbr750_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-2021-45604?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-45604 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
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