Description
A mechanism to bypass file system access protections in the sandbox to use the file picker to access different files than those selected in the file picker through the use of relative paths. This allows for read only access to the local file system. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Thunderbird
unspecified to < 52.1affected
Mozilla Firefox ESR
unspecified to < 52.1affected
Mozilla Firefox
unspecified to < 53affected
References
- https://access.redhat.com/errata/RHSA-2017:1106 ↗
- https://www.mozilla.org/security/advisories/mfsa2017-12/ ↗
- https://www.mozilla.org/security/advisories/mfsa2017-10/ ↗
- http://www.securityfocus.com/bid/97940 ↗
- https://www.mozilla.org/security/advisories/mfsa2017-13/ ↗
- http://www.securitytracker.com/id/1038320 ↗
- https://bugzilla.mozilla.org/show_bug.cgi?id=1349276 ↗
- https://access.redhat.com/errata/RHSA-2017:1201 ↗