The screenshot images displayed in the Activity Stream page displayed when a new tab is opened is created from the meta tags of websites. An issue was discovered where the page could attempt to create these images through "file:" URLs from the local file system. This loading is blocked by the sandbox but could expose local data if combined with another attack that escapes sandbox protections. This vulnerability affects Firefox < 58.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

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

Updated: 2024-08-05T05:26:46.969Z

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

Link: CVE-2018-5118

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2018-06-11T21:29:13.623

Modified: 2018-06-25T17:25:07.303

Link: CVE-2018-5118

cve-icon Redhat

No data.