Windows 10 και Server: Η Microsoft κυκλοφόρησε σήμερα μια ενημέρωση security for a vulnerability in the SMBv3 protocol which was accidentally leaked online earlier this week during Patch Tuesday March 2020.
The update is available as KB4551762, for Windows 10, 1903 and 1909, and for Windows Server 2019, 1903 and 1909.
The update fixes CVE-2020-0796 vulnerability in Server Message Block, a protocol for sharing files, printers, and other resources on local networks and the Internet.
The flaw allowed attackers to connect to remote systems that had the SMB service enabled and run malicious code with rights SYSTEM.
Earlier this week, due to a leak of communication between Microsoft and some antivirus companies, details released for this particular internet error.
Antivirus companies report that the bug could be used to develop worms, with similar capabilities used by ransomware WannaCry and NotPetya the 2017.
So although Microsoft had no plans to release other fixes this month, it was eventually forced to release the current patch.
Today's fixes were probably released on time, and according to the company, the vulnerability only affects Windows 10 and Windows Server 2019 (1903 and 1909).
For those who can't install the update right away, Microsoft has detailed information addressing the vulnerability in a separate security advisory.
