Rapid7 Vulnerability & Exploit Database

MFSA2017-21 Firefox: Security vulnerabilities fixed in Firefox 56 (CVE-2017-7818)

Free InsightVM Trial No Credit Card Necessary
2024 Attack Intel Report Latest research by Rapid7 Labs
Back to Search

MFSA2017-21 Firefox: Security vulnerabilities fixed in Firefox 56 (CVE-2017-7818)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
06/11/2018
Created
07/25/2018
Added
07/12/2018
Modified
08/13/2018

Description

A use-after-free vulnerability can occur when manipulating arrays of Accessible Rich Internet Applications (ARIA) elements within containers through the DOM. This results in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.

Solution(s)

  • mozilla-firefox-upgrade-56_0

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;