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Threat actors affiliated with a ransomware strain known as Play are leveraging a never-before-seen exploit chain that bypasses blocking rules for ProxyNotShell flaws in Microsoft Exchange Server to achieve remote code execution (RCE) through Outlook Web Access (OWA)

More from The Hacker News 21 Dec 2022, 8:41 p.m. Bypass Crowdstrike Exchange Server Exploit Flaw Microsoft Mitigation Ransomware Remote Code Execution Research Threat Actor

Researchers have disclosed a new technique that could be used to circumvent existing hardware mitigations in modern processors from Intel, AMD, and Arm and stage speculative execution attacks such as Spectre to leak sensitive information from host memory

More from The Hacker News 11 Mar 2022, 3:29 a.m. AMD Bypass Disclosure Exploit Intel Corporation Leak Mitigation Research Sensitive Information