Firefox could be made to load attacker-supplied DLL files from the installation directory. This required an attacker that is already capable of placing files in the installation directory. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1. Source: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15657 Reference (s):
- https://bugzilla.mozilla.org/show_bug.cgi?id=1644954
- URL: https://bugzilla.mozilla.org/show_bug.cgi?id=1644954
- https://www.mozilla.org/security/advisories/mfsa2020-30/
- URL: https://www.mozilla.org/security/advisories/mfsa2020-30/
- https://www.mozilla.org/security/advisories/mfsa2020-32/