Security Alert (A17-01-05): Multiple Vulnerabilities in Firefox

Description:

Mozilla has published security advisories to address multiple vulnerabilities found in Firefox. These vulnerabilities are caused by memory corruption, use-after-free error and memory safety bugs, etc. A remote attacker could entice a user to open a web page with specially crafted content to exploit the vulnerabilities.

Affected Systems:

• Firefox prior to version 51
• Firefox ESR prior to version 45.7

Impact:

A successful attack could lead to arbitrary code execution, denial of service, elevation of privilege, information disclosure, or application crash on an affected system.

Recommendation:

Mozilla has released new versions of the product to address the issues and they can be downloaded at the following URLs:

• Firefox 51 for Windows, Macintosh and Linux
  https://www.mozilla.org/en-US/firefox/all.html
  
  
• Firefox ESR 45.7 for Windows, Macintosh and Linux
  https://www.mozilla.org/en-US/firefox/organizations/all/
  
  

Users of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.

More Information:

https://www.mozilla.org/security/advisories/
https://www.mozilla.org/en-US/security/known-vulnerabilities/firefox/
https://www.mozilla.org/en-US/security/known-vulnerabilities/firefox-esr/
https://www.mozilla.org/en-US/security/advisories/mfsa2017-01/
https://www.mozilla.org/en-US/security/advisories/mfsa2017-02/
https://www.hkcert.org/my_url/en/alert/17012501
https://www.us-cert.gov/ncas/current-activity/2017/01/24/Mozilla-Releases-Security-Updates
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5373 (to CVE-2017-5396)