According to a research published by Symantec, on Android systems attackers can manipulate media files transferred by users through the WhatsApp and Telegram messaging applications due to the way the Android operating system allows apps to access files in external storage.
The security expert Dirk-jan Mollema discovered a privilege escalation vulnerability in Microsoft Exchange that could be exploited by a user to become a Domain Admin.
The security researcher Marius Tivadar has discovered a vulnerability on Windows NTFS filesystem and published a proof-of-concept code on GitHub that could be used to cause Blue Screen of Death within seconds on most Windows computers.
Some months ago a serious vulnerability on EXIM has been disclosed (CVE-2017-16943), and in the last hours Meh Chang (from devco.re) discovered a buffer overflow that allows remote command execution on this MTA.
Cisco released security updates to address a critical security vulnerability in Cisco ASA software.