Hacker Used SharePoint Flaw to Breach US Nuclear Agency
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The attacks appear to have escalated because Microsoft released incomplete patches for the initial vulnerabilities, according to Benjamin Harris, CEO of watchTowr. After researche
Federal cybersecurity officials have issued a warning to Microsoft users about a security flaw allowing hackers to access to certain SharePoint systems.
A China-linked threat actor has been observed exploiting SharePoint servers to deliver ransomware, according to Microsoft researchers, in the latest sign of worsening attacks against on-premises SharePoint Server customers.
Security researchers say Microsoft customers should take immediate action to defend against the ongoing cyberattacks, and must assume they have already been compromised.
A China-based hacking group is deploying Warlock ransomware on Microsoft SharePoint servers vulnerable to widespread attacks targeting the recently patched ToolShell zero-day exploit chain.
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Microsoft: SharePoint attacks now officially include ransomware infectionsLet the games begin Ransomware has officially entered the Microsoft SharePoint exploitation ring.… Late Wednesday, in an update to its earlier warning, Redmond confirmed that a threat group it tracks as Storm-2603 is abusing vulnerable on-premises SharePoint servers to deploy ransomware.