Microsoft s vulnerability Severity Rating System is closing in on its tenth birthday. Security landscape has been transformed during that time, the Ratings have endured. Threatpost asked prominent vulnerability researchers to give us their opinion. Experts agreed that the system is due for renovation and that there was room for improvement to the definitions that describe the severity of vulnerabilities. Ditch Outdated Assumptions and get with the (CVSS) Program Program. Embrace Complexity and last, Do No Harm.
Source: https://threatpost.com/ten-years-later-rethinking-microsofts-vuln-ratings-121510/74778/