The host is installed with Mozilla Firefox before 18.0, Firefox ESR 17.x before 17.0.1, Thunderbird before 17.0.2, Thunderbird ESR 17.x before 17.0.1 or SeaMonkey before 2.15 and is prone to multiple unspecified vulnerabilities. The flaws are present in the applications, which fail to handle some unknown vectors. Successful exploitation allows remote attackers to cause a denial of service.