At this very moment you can get three 0days on your Windows computer micropatched for free! All you have to do is register a free 0patch account and install 0patch Agent. The “angrypolarbearbug” allows a local unprivileged process to get any chosen file on the system overwritten with the content of a Windows Error Reporting XML file. The vulnerability is in the C:ProgramDataMicrosoftWindowsWindows.WERTemp folder. It has inheritable permissions that include read, write and delete access for Authenticated Users (which includes the local attacker)”]
Source: https://blog.0patch.com/2019/01/one-two-three-micropatches-for-three.html