WebExtensions can bypass user prompts to first save and then open an arbitrarily downloaded file. This can result in an executable file running with local user privileges without explicit user consent. This vulnerability affects Firefox < 58.
References
Link Resource
http://www.securityfocus.com/bid/102786 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1040270 Third Party Advisory VDB Entry
https://bugzilla.mozilla.org/show_bug.cgi?id=1390882 Issue Tracking Permissions Required
https://usn.ubuntu.com/3544-1/ Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2018-02/ Vendor Advisory
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mozilla

Published: 2018-06-11T21:00:00

Updated: 2018-06-12T09:57:01

Reserved: 2018-01-03T00:00:00


Link: CVE-2018-5105

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2018-06-11T21:29:13.013

Modified: 2019-10-03T00:03:26.223


Link: CVE-2018-5105

JSON object: View

cve-icon Redhat Information

No data.