CVE-2017-5455 Information

Description

The internal feed reader APIs that crossed the sandbox barrier allowed for a sandbox escape and escalation of privilege if combined with another vulnerability that resulted in remote code execution inside the sandboxed process. This vulnerability affects Firefox ESR 52.1 and Firefox 53.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Reference

http://www.securityfocus.com/bid/97940 http://www.securitytracker.com/id/1038320 https://access.redhat.com/errata/RHSA-2017:1106 https://bugzilla.mozilla.org/show_bug.cgi?id=1341191 https://www.mozilla.org/security/advisories/mfsa2017-10/ https://www.mozilla.org/security/advisories/mfsa2017-12/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.5