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CVE-2020-15649

5.5 · MEDIUM

Given an installed malicious file picker application, an attacker was able to steal and upload local files of their choosing, regardless of the actually files picked.

Published Aug 10, 2020CWE-434EPSS 0.72%

Overview

CVE-2020-15649 is a medium-severity vulnerability. It was published on August 10, 2020 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Given an installed malicious file picker application, an attacker was able to steal and upload local files of their choosing, regardless of the actually files picked. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 68.11.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. 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.

References

Refbugzilla.mozilla.org/buglist.cgi?bug_id=1475835%2C1652364Refwww.mozilla.org/security/advisories/mfsa2020-31/Refbugzilla.mozilla.org/buglist.cgi?bug_id=1475835%2C1652364Refwww.mozilla.org/security/advisories/mfsa2020-31/

How CyberStrike helps

Frequently asked questions

What is CVE-2020-15649?

CVE-2020-15649 is a medium-severity vulnerability. It was published on August 10, 2020 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2020-15649?

This vulnerability has a CVSS 3.1 base score of 5.5, 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-2020-15649?

Check the references section for vendor advisories, patches, and mitigation guidance. 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-2020-15649?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2020-15649 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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