CVE-2017-14420
5.9 · MEDIUMOverview
CVE-2017-14420 is a medium-severity vulnerability affecting dlink dir-850l_firmware. It was published on September 13, 2017 and has a CVSS 3.1 base score of 5.9 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
The D-Link NPAPI extension, as used on D-Link DIR-850L REV. A (with firmware through FW114WWb07_h2ab_beta1) and REV. B (with firmware through FW208WWb02) devices, does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and obtain sensitive information via a crafted certificate.
Remediation
Check the references section for vendor advisories and patches from dlink. Update dir-850l_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 |
|---|---|---|---|
| dlink | dir-850l_firmware | 0 | Affected |
Frequently Asked Questions
What is CVE-2017-14420?
CVE-2017-14420 is a medium-severity vulnerability affecting dlink dir-850l_firmware. It was published on September 13, 2017 and has a CVSS 3.1 base score of 5.9 (MEDIUM).
How severe is CVE-2017-14420?
This vulnerability has a CVSS 3.1 base score of 5.9, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2017-14420?
Check the references section for vendor advisories and patches from dlink. Update dir-850l_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-2017-14420?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-14420 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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