Synolocker 0-Day Ransomware Puts NAS Files At Risk

"Have a Synology NAS? Is it accessible to the internet? If it is, You might want to take it offline for a while. Synolocker is a 0-day ransomware that once installed, will encrypt all of the NAS's files and hold them for ransom just like Cryptolocker does for windows PC's. The Virus is currently exploiting an unknown vulnerability to spread. Synology is investigating the issue."

http://hardware.slashdot.org/story/14/08/05/0344244/synolocker-0-day-ransomware-puts-nas-files-at-risk

I just saw the news on Engadget, which means you need to upgrade M5 V firmware.