Microsoft Sharepoint server vulnerability puts an estimated 10,000 organizations at risk

A major zero-day security vulnerability in Microsoft's widely used SharePoint server software has been exploited by hackers, causing chaos within businesses and government agencies, multiple outlets have reported. Microsoft announced that it had released a new security patch "to mitigate active attacks targeting on-premises [and not online] servers," but the breach has already effected universities, energy companies, federal and state agencies and telecommunications firms.

The SharePoint flaw is a serious one, allowing hackers to access file systems and internal configurations or even execute code, to completely take over systems. The flaw could put more than 10,000 companies at risk, Cybersecurity company Censys told The Washington Post. "It's a dream for ransomeware operators, and a lot of attackers are going to be working this weekend as well." Google's Threat Intelligence Group added that the flaw allows "persistent, unauthenticated access that can bypass future patching."

The US Cybersecurity ...