Security Alert (A22-06-02): Multiple Vulnerabilities in Firefox

Description:

Mozilla has published the advisories (MFSA2022-20 and MFSA2022-21) to address multiple vulnerabilities in Firefox browser. A remote attacker could entice a user running a vulnerable browser to visit a web page with specially crafted content to exploit the vulnerabilities.

Affected Systems:

• Firefox ESR Windows versions prior to version 91.10
• Firefox Windows versions prior to version 101

Impact:

Successful exploitation of the vulnerabilities could lead to arbitrary code execution, cross-site scripting, data manipulation, denial of service, information disclosure, security restriction bypass or spoofing 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 101 for Windows
  https://www.mozilla.org/en-US/firefox/all/#product-desktop-release
• Firefox ESR 91.10 for Windows
  https://www.mozilla.org/en-US/firefox/all/#product-desktop-esr

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/en-US/security/advisories/mfsa2022-20/
• https://www.mozilla.org/en-US/security/advisories/mfsa2022-21/
• https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities_20220601
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-1919
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31736 (to CVE-2022-31745)
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-31747 (to CVE-2022-31748)