CVE-2017-7798 Information

Description

The Developer Tools feature suffers from a XUL injection vulnerability due to improper sanitization of the web page source code. In the worst case this could allow arbitrary code execution when opening a malicious page with the style editor tool. This vulnerability affects Firefox ESR 52.3 and Firefox 55.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/100198 http://www.securitytracker.com/id/1039124 https://access.redhat.com/errata/RHSA-2017:2456 https://bugzilla.mozilla.org/buglist.cgi?bug_id=13715862C1372112 https://www.debian.org/security/2017/dsa-3928 https://www.mozilla.org/security/advisories/mfsa2017-18/ https://www.mozilla.org/security/advisories/mfsa2017-19/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8