Related Vulnerabilities: CVE-2017-5427  

A non-existent chrome.manifest file will attempt to be loaded during startup from the primary installation directory. If a malicious user with local access puts chrome.manifest and other referenced files in this directory, they will be loaded and activated during startup. This could result in malicious software being added without consent or modification of referenced installed files.

Severity Medium

Remote No

Type Arbitrary code execution

Description

A non-existent chrome.manifest file will attempt to be loaded during startup from the primary installation directory. If a malicious user with local access puts chrome.manifest and other referenced files in this directory, they will be loaded and activated during startup. This could result in malicious software being added without consent or modification of referenced installed files.

AVG-194 firefox 51.0.1-1 52.0-1 Critical Fixed

10 Mar 2017 ASA-201703-3 AVG-194 firefox Critical multiple issues

https://www.mozilla.org/en-US/security/advisories/mfsa2017-05/#CVE-2017-5427
https://bugzilla.mozilla.org/show_bug.cgi?id=1295542