Description
A WebExtension can request access to local files without the warning prompt stating that the extension will "Access your data for all websites" being displayed to the user. This allows extensions to run content scripts in local pages without permission warnings when a local file is opened. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Firefox ESR
unspecified to < 60.3affected
Mozilla Firefox
unspecified to < 63affected
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1487478 ↗
- https://www.debian.org/security/2018/dsa-4324 ↗
- https://www.mozilla.org/security/advisories/mfsa2018-26/ ↗
- https://security.gentoo.org/glsa/201811-04 ↗
- https://www.mozilla.org/security/advisories/mfsa2018-27/ ↗
- https://access.redhat.com/errata/RHSA-2018:3005 ↗
- http://www.securityfocus.com/bid/105718 ↗
- https://access.redhat.com/errata/RHSA-2018:3006 ↗
- https://usn.ubuntu.com/3801-1/ ↗
- https://lists.debian.org/debian-lts-announce/2018/11/msg00008.html ↗
- http://www.securitytracker.com/id/1041944 ↗