CVE-2018-5113: High severity firefox vulnerability

Published Jan 23, 2018
·
Updated

Last updated 24 July 2024

Other sources

The "browser.identity.launchWebAuthFlow" function of WebExtensions is only allowed to load content over "https:" but this requirement was not properly enforced. This can potentially allow privileged pages to be loaded by the extension. This vulnerability affects Firefox < 58.

Launchpad

The browser.identity.launchWebAuthFlow function of WebExtensions is only allowed to load content over https: but this requirement was not properly enforced. This can potentially allow privileged pages to be loaded by the extension.

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 16, 2024
Data Sourced
via Ubuntu·12:42 AM
RemedyDescriptionSeverityAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is CVE-2018-5113?

CVE-2018-5113 is a vulnerability in the "browser.identity.launchWebAuthFlow" function of WebExtensions in Firefox < 58 that allows privileged pages to be loaded by the extension when content is loaded over HTTP.

2

What software is affected by CVE-2018-5113?

Firefox versions before 58 are affected by CVE-2018-5113.

3

How severe is CVE-2018-5113?

CVE-2018-5113 has a severity rating of 7.5 (High).

4

How can I fix CVE-2018-5113?

To fix CVE-2018-5113, update your Firefox browser to version 58 or higher.

5

Where can I get more information about CVE-2018-5113?

You can find more information about CVE-2018-5113 on the Mozilla Bugzilla page and the Mozilla Security Advisories page.

Contact

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