By rewriting the Host: request headers using the webRequest API, a WebExtension can bypass domain restrictions through domain fronting. This would allow access to domains that share a host that are otherwise restricted. This vulnerability affects Firefox ESR < 60.3 and Firefox < 63.
History

No history.

cve-icon MITRE Information

Status: PUBLISHED

Assigner: mozilla

Published: 2019-02-28T18:00:00

Updated: 2019-03-01T10:57:01

Reserved: 2018-06-14T00:00:00


Link: CVE-2018-12395

JSON object: View

cve-icon NVD Information

Status : Analyzed

Published: 2019-02-28T18:29:00.743

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


Link: CVE-2018-12395

JSON object: View

cve-icon Redhat Information

No data.