If you are using Internet Explorer, switch browsers immediately. The Department security HP's Zero-Day Initiative (ZDI) has just published four critical zero-day vulnerabilities (ZDI-15-359, 360, 361 and 362).
HP's ZDI security department has a policy stating that researchers should inform vendors when they discover vulnerabilities in their product, but give them 120 days to fix the bugs.
If they don't fix them, publish the zero-days on the internet, with the aim of mobilizing the company that doesn't care about protection of the public.
Σύμφωνα με τις πληροφορίες που αναφέρει το τμήμα ZDI, όλα τα τρωτά σημεία επιτρέπουν απομακρυσμένη implementation code and attackers could gain the same privileges as logged-in users.
What is very important to know is that attackers will have to convince you to click one malicious link. If you don't you will be completely safe.
In some cases, however, they could use other scripts and tricks to make you click on the link.
So security experts recommend that you stop using Internet Explorer directly until Microsoft fixes the security flaws.
