CVE-2023-31342

Summary

CVE-2023-31342 is a newly disclosed vulnerability that impacts the System Management Mode (SMM) handler. The issue is rooted in improper input validation, allowing a privileged attacker to manipulate data and overwrite Supervisor Mode Memory Random Access Memory (SMRAM). This can potentially result in arbitrary code execution, granting the attacker unrestricted access to the system. The vulnerability poses a significant risk to security, particularly in environments where privileged access is required. System administrators are encouraged to apply the available patch or update as soon as possible to mitigate the threat.

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