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CVE-2020-12412

4.3 · MEDIUM
Published Jul 9, 2020 mozilla EPSS 0.78% (53th pctl)

Overview

CVE-2020-12412 is a medium-severity vulnerability affecting mozilla firefox. It was published on July 9, 2020 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 4.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical Description

By navigating a tab using the history API, an attacker could cause the address bar to display the incorrect domain (with the https:// scheme, a blocked port number such as '1', and without a lock icon) while controlling the page contents. This vulnerability affects Firefox < 70.

Remediation

Check the references section for vendor advisories and patches from mozilla. Update firefox 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
mozilla firefox >= 0, < 70.0 Affected

Frequently Asked Questions

What is CVE-2020-12412?

CVE-2020-12412 is a medium-severity vulnerability affecting mozilla firefox. It was published on July 9, 2020 and has a CVSS 3.1 base score of 4.3 (MEDIUM).

How severe is CVE-2020-12412?

This vulnerability has a CVSS 3.1 base score of 4.3, 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-2020-12412?

Check the references section for vendor advisories and patches from mozilla. Update firefox 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-2020-12412?

CyberStrike's AI-powered security agents can automatically detect CVE-2020-12412 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.