Secured Operating Systems are not at all sufficient to say the Applications are working in a secured environment. Because applications will have many vulnerabilities. Users feel it’s a Security failure of Operating Systems, Antivirus tools etc., because those application level vulnerabilities are untraceable. So, this paper emphasizes research on application level untraceable security vulnerabilities in various general purpose applications and their corresponding patches. Buffer Overflow, Web browser Vulnerabilities, Web server vulnerabilities, Oracle apps Vulnerabilities, Vulnerabilities common in all OS and also their corresponding patches are documented in this paper.

Application Vulnerabilities, Security Patches, Buffer Overflow