CVE-2017-7798

Source
Severity Critical
Remote Yes
Type Arbitrary code execution
Description
A XUL injection has been found in Firefox < 55.0, in the style editor in devtools. 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.
Group Package Affected Fixed Severity Status Ticket
AVG-375 firefox 54.0.1-1 55.0-1 Critical Fixed
Date Advisory Group Package Severity Description
10 Aug 2017 ASA-201708-3 AVG-375 firefox Critical multiple issues
References
https://www.mozilla.org/en-US/security/advisories/mfsa2017-18/#CVE-2017-7798
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1371586%2C1372112