First published: Tue Mar 13 2018(Updated: )
A legacy extension's non-contentaccessible, defined resources can be loaded by an arbitrary web page through script. This script does this by using a maliciously crafted path string to reference the resources. Note: this vulnerability does not affect WebExtensions.
Credit: security@mozilla.org security@mozilla.org
Affected Software | Affected Version | How to fix |
---|---|---|
Mozilla Firefox | <59 | 59 |
Mozilla Firefox | <59.0 | |
Canonical Ubuntu Linux | =14.04 | |
Canonical Ubuntu Linux | =16.04 | |
Canonical Ubuntu Linux | =17.10 | |
debian/firefox | 131.0.2-2 |
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(Found alongside the following vulnerabilities)
CVE-2018-5137 is a vulnerability in Firefox where a legacy extension's non-contentaccessible, defined resources can be loaded by an arbitrary web page through script.
CVE-2018-5137 affects Firefox versions up to but excluding 59.0.
CVE-2018-5137 has a severity rating of 7.5 (High).
To fix CVE-2018-5137, update Firefox to version 59.0 or higher.
More information about CVE-2018-5137 can be found at the following references: [link1], [link2], [link3].