CVE-2018-5105: High severity firefox vulnerability

Published Jan 23, 2018
·
Updated

Last updated 24 July 2024

Other sources

WebExtensions can bypass user prompts to first save and then open an arbitrarily downloaded file. This can result in an executable file running with local user privileges without explicit user consent.

Affected Software

6 affected componentsFixes available
debian/firefox
131.0.2-2
Mozilla Firefox<=57.0.4
Ubuntu=14.04
Ubuntu=16.04
Ubuntu=17.10
Mozilla Firefox<58
58

Event History

Jan 23, 2018
CVE Published
12:00 AM
Jun 11, 2018
CVE Published
via MITRE·09:00 PM
Data Sourced
via MITRE·09:00 PM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·11:05 PM
Description
Sep 20, 2024
Data Sourced
via Ubuntu·12:44 AM
RemedyDescriptionSeverityAffected Software
Data Sourced
via Debian·12:44 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-5105?

CVE-2018-5105 is a vulnerability in Firefox < 58 that allows WebExtensions to bypass user prompts and run an executable file with local user privileges without explicit user consent.

2

How does CVE-2018-5105 affect Firefox?

CVE-2018-5105 affects Firefox versions prior to 58.

3

What is the severity of CVE-2018-5105?

The severity of CVE-2018-5105 is high with a CVSS score of 7.

4

How can I fix CVE-2018-5105?

To fix CVE-2018-5105, make sure you are using Firefox version 58 or higher.

5

Where can I find more information about CVE-2018-5105?

You can find more information about CVE-2018-5105 on the Mozilla Bugzilla and Mozilla Security Advisories websites.

Contact

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