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CVE-2018-5165

5.3 · MEDIUM

In 32-bit versions of Firefox, the Adobe Flash plugin setting for "Enable Adobe Flash protected mode" is unchecked by default even though the Adobe Flash sandbox is actually enabled.

Published Jun 11, 2018EPSS 1.67%

Overview

CVE-2018-5165 is a medium-severity vulnerability. It was published on June 11, 2018 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

In 32-bit versions of Firefox, the Adobe Flash plugin setting for "Enable Adobe Flash protected mode" is unchecked by default even though the Adobe Flash sandbox is actually enabled. The displayed state is the reverse of the true setting, resulting in user confusion. This could cause users to select this setting intending to activate it and inadvertently turn protections off. This vulnerability affects Firefox < 60.

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

Refwww.securityfocus.com/bid/104139Refwww.securitytracker.com/id/1040896Refbugzilla.mozilla.org/show_bug.cgi?id=1451452Refwww.mozilla.org/security/advisories/mfsa2018-11/Refwww.securityfocus.com/bid/104139Refwww.securitytracker.com/id/1040896Refbugzilla.mozilla.org/show_bug.cgi?id=1451452Refwww.mozilla.org/security/advisories/mfsa2018-11/

How CyberStrike helps

Frequently asked questions

What is CVE-2018-5165?

CVE-2018-5165 is a medium-severity vulnerability. It was published on June 11, 2018 and has a CVSS 3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2018-5165?

This vulnerability has a CVSS 3.1 base score of 5.3, 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-2018-5165?

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-2018-5165?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2018-5165 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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