CVE-2017-7831

Name of the Vulnerable Software and Affected Versions Mozilla Firefox versions prior to 57

Description The issue is related to the security wrapper not denying access to some exposed properties using the deprecated " exposedProps " mechanism on proxy objects. These properties should be explicitly unavailable to proxy objects. This could allow a remote attacker to gain unauthorized access to protected information.

Recommendations For versions prior to 57, update to version 57 or later to resolve the issue.