CVE-2019-9808: Medium severity firefox vulnerability

Published Mar 19, 2019
·
Updated

If WebRTC permission is requested from documents with data: or blob: URLs, the permission notifications do not properly display the originating domain. The notification states "Unknown origin" as the requestee, leading to user confusion about which site is asking for this permission.

Affected Software

3 affected componentsFixes available
Mozilla Firefox<66
66
Mozilla Firefox<66.0
debian/firefox
138.0-1

Event History

Mar 19, 2019
CVE Published
12:00 AM
Apr 26, 2019
CVE Published
via MITRE·04:10 PM
Data Sourced
via MITRE·04:10 PM
DescriptionWeakness
Jan 11, 2024
Data Sourced
via Launchpad·11:33 PM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·02:18 AM
RemedyDescriptionSeverityAffected Software
Mar 27, 2025
Data Sourced
via Debian·04:11 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2019-9808?

The severity of CVE-2019-9808 is medium with a severity value of 5.3.

2

How does CVE-2019-9808 affect Mozilla Firefox?

CVE-2019-9808 affects Mozilla Firefox versions up to and including 66.0, and it may cause confusion for users when displaying the originating domain for WebRTC permission notifications.

3

Which websites provide more information about CVE-2019-9808?

You can find more information about CVE-2019-9808 on Bugzilla and the Mozilla security advisories page.

4

What is the Common Weakness Enumeration (CWE) for CVE-2019-9808?

The CWE for CVE-2019-9808 is CWE-346.

5

How can I fix the vulnerability CVE-2019-9808?

To fix CVE-2019-9808, update Mozilla Firefox to version 66.0.1 or higher.

Contact

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