Tenable researchers discovered a technique for abusing Azure service tags to bypass firewall rules and Microsoft has issued new guidance for customers.
An UNC3944 attack highlights how threat actors can abuse legitimate cloud resources for various purposes after compromising the Azure administrator's account.
Microsoft quietly fixed the elevation of privilege flaw in June.
The Azure OMI vulnerability (CVE-2021-38647) is under attack by several threat actors, including the Mirai botnet operators.
Attackers are cross-checking stolen Office 365 credentials on Microsoft Entra ID in real-time after victims type them into a malicious phishing page, researchers from Armorblox said.