CVE-2018-5165

Public Exploit

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.

5.3

CVSS

Severity: Medium

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.93% Top 30%

Vendor Advisory mozilla.org Vendor Advisory mozilla.org

Affected: Mozilla Firefox

References

Link	Tags
https://bugzilla.mozilla.org/show_bug.cgi?id=1451452	issue tracking patch vendor advisory exploit
https://www.mozilla.org/security/advisories/mfsa2018-11/	vendor advisory
http://www.securitytracker.com/id/1040896	vdb entry third party advisory
http://www.securityfocus.com/bid/104139	vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2018-5165?: CVE-2018-5165 has been scored as a medium severity vulnerability.
How to fix CVE-2018-5165?: To fix CVE-2018-5165, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-5165 being actively exploited in the wild?: It is possible that CVE-2018-5165 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-5165?: CVE-2018-5165 affects Mozilla Firefox.

This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.