CVE-2018-21228
6.8 · MEDIUMOverview
CVE-2018-21228 is a medium-severity vulnerability affecting netgear d7800_firmware. It was published on April 24, 2020 and has a CVSS 3.1 base score of 6.8 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.8, 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 command injection by an authenticated user. This affects D7800 before 1.0.1.34, EX6100v2 before 1.0.1.50, EX6150v2 before 1.0.1.50, EX6200v2 before 1.0.1.44, EX6400 before 1.0.1.60, EX7300 before 1.0.1.60, R6100 before 1.0.1.16, R7500 before 1.0.0.110, R7800 before 1.0.2.32, R9000 before 1.0.2.30, WN3000RPv3 before 1.0.2.50, WNDR4300v2 before 1.0.0.50, and WNDR4500v3 before 1.0.0.50.
Remediation
Check the references section for vendor advisories and patches from netgear. Update d7800_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 | d7800_firmware | >= 0, < 1.0.1.34 | Affected |
| netgear | ex6100_firmware | >= 0, < 1.0.1.50 | Affected |
| netgear | ex6150_firmware | >= 0, < 1.0.1.50 | Affected |
| netgear | ex6200_firmware | >= 0, < 1.0.1.44 | Affected |
| netgear | ex6400_firmware | >= 0, < 1.0.1.60 | Affected |
| netgear | ex7300_firmware | >= 0, < 1.0.1.60 | Affected |
| netgear | r6100_firmware | >= 0, < 1.0.1.16 | Affected |
| netgear | r7500_firmware | >= 0, < 1.0.0.110 | Affected |
| netgear | r7800_firmware | >= 0, < 1.0.2.32 | Affected |
| netgear | r9000_firmware | >= 0, < 1.0.2.30 | Affected |
Frequently Asked Questions
What is CVE-2018-21228?
CVE-2018-21228 is a medium-severity vulnerability affecting netgear d7800_firmware. It was published on April 24, 2020 and has a CVSS 3.1 base score of 6.8 (MEDIUM).
How severe is CVE-2018-21228?
This vulnerability has a CVSS 3.1 base score of 6.8, 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-2018-21228?
Check the references section for vendor advisories and patches from netgear. Update d7800_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-2018-21228?
CyberStrike's AI-powered security agents can automatically detect CVE-2018-21228 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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