CVE-2017-18743
8.8 · HIGHOverview
CVE-2017-18743 is a high-severity vulnerability affecting netgear r6300_firmware. It was published on April 23, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. 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 authentication bypass. This affects R6300v2 before 1.0.4.8, R6400 before 1.0.1.20, R6700 before 1.0.1.20, R6900 before 1.0.1.20, R7000 before 1.0.7.10, R7100LG before V1.0.0.32, R7300DST before 1.0.0.52, R7900 before 1.0.1.16, R8000 before 1.0.3.36, R8300 before 1.0.2.94, R8500 before 1.0.2.94, WNDR3400v3 before 1.0.1.12, and WNR3500Lv2 before 1.2.0.40.
Remediation
Check the references section for vendor advisories and patches from netgear. Update r6300_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 | r6300_firmware | >= 0, < 1.0.4.8 | Affected |
| netgear | r6400_firmware | >= 0, < 1.0.1.20 | Affected |
| netgear | r6700_firmware | >= 0, < 1.0.1.20 | Affected |
| netgear | r6900_firmware | >= 0, < 1.0.1.20 | Affected |
| netgear | r7000_firmware | >= 0, < 1.0.7.10 | Affected |
| netgear | r7100lg_firmware | >= 0, < 1.0.0.32 | Affected |
| netgear | r7300dst_firmware | >= 0, < 1.0.0.52 | Affected |
| netgear | r7900_firmware | >= 0, < 1.0.1.16 | Affected |
| netgear | r8000_firmware | >= 0, < 1.0.3.36 | Affected |
| netgear | r8300_firmware | >= 0, < 1.0.2.94 | Affected |
Frequently Asked Questions
What is CVE-2017-18743?
CVE-2017-18743 is a high-severity vulnerability affecting netgear r6300_firmware. It was published on April 23, 2020 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2017-18743?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. 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-2017-18743?
Check the references section for vendor advisories and patches from netgear. Update r6300_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-2017-18743?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-18743 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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