CVE-2023-20591

Summary

CVE-2023-20591 is a vulnerability affecting the improper re-initialization of Input-Output Memory Management Unit (IOMMU) during Direct Memory Access (DMA) events. This issue could enable an untrusted platform configuration to persist, giving attackers the ability to read or modify hypervisor memory. The consequences of this vulnerability can lead to significant losses in confidentiality, integrity, and availability. Attackers could potentially access sensitive information, manipulate system settings, or cause system crashes. It is important that affected systems are promptly updated to mitigate this risk.

Prevent cyber attacks with Recorded Future by prioritizing and patching critical vulnerabilities being exploited by threat actors targeting your industry. Book your demo to learn more.