Description:
Mozilla has published the advisories (MFSA2023-34, MFSA2023-35 and MFSA2023-36) 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 Windows versions prior to version 117
- Firefox ESR Windows versions prior to version 102.15, 115.2
Impact:
Successful exploitation of the vulnerabilities could lead to arbitrary code execution, 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 117 (Windows)
https://www.mozilla.org/en-US/firefox/all/#product-desktop-release
- Firefox ESR 102.15, 115.2 (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/mfsa2023-34/
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-35/
- https://www.mozilla.org/en-US/security/advisories/mfsa2023-36/
- https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities_20230830
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4051
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4053
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-4573 (to CVE-2023-4585)