maintenservice_installer.exe in the Maintenance Service Installer in Mozilla Firefox before 29.0 and Firefox ESR 24.x before 24.5 on Windows allows local users to gain privileges by placing a Trojan horse DLL file into a temporary directory at an unspecified point in the update process.

References

• https://nvd.nist.gov/vuln/detail/CVE-2014-1520
• https://bugzilla.mozilla.org/show_bug.cgi?id=961676
• https://security.gentoo.org/glsa/201504-01
• http://lists.fedoraproject.org/pipermail/package-announce/2014-May/132332.html
• http://lists.fedoraproject.org/pipermail/package-announce/2014-May/132437.html
• http://packetstormsecurity.com/files/161696/Mozilla-Arbitrary-Code-Execution-Privilege-Escalation.html
• http://seclists.org/fulldisclosure/2021/Mar/14
• http://secunia.com/advisories/59866
• http://www.mozilla.org/security/announce/2014/mfsa2014-35.html
• http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
• http://www.securitytracker.com/id/1030163