CVE-2019-18989
5.4 · MEDIUMOverview
CVE-2019-18989 is a medium-severity vulnerability affecting mediatek mt7620n_firmware. It was published on September 30, 2020 and has a CVSS 3.1 base score of 5.4 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
A partial authentication bypass vulnerability exists on Mediatek MT7620N 1.06 devices. The vulnerability allows sending an unencrypted data frame to a WPA2-protected WLAN router where the packet is routed through the network. If successful, a response is sent back as an encrypted frame, which would allow an attacker to discern information or potentially modify data.
Remediation
Check the references section for vendor advisories and patches from mediatek. Update mt7620n_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 |
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Frequently Asked Questions
What is CVE-2019-18989?
CVE-2019-18989 is a medium-severity vulnerability affecting mediatek mt7620n_firmware. It was published on September 30, 2020 and has a CVSS 3.1 base score of 5.4 (MEDIUM).
How severe is CVE-2019-18989?
This vulnerability has a CVSS 3.1 base score of 5.4, rated MEDIUM. 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-2019-18989?
Check the references section for vendor advisories and patches from mediatek. Update mt7620n_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-2019-18989?
CyberStrike's AI-powered security agents can automatically detect CVE-2019-18989 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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