CVE-2023-31345

Summary

CVE-2023-31345 is a newly disclosed vulnerability affecting the System Management Mode (SMM) handler. This issue arises due to improper input validation, enabling a privileged attacker to manipulate data and overwrite Supervisor Mode Memory (SMRAM). Potentially, an attacker could inject and execute arbitrary code, compromising the system's security. The vulnerability could lead to severe consequences, such as unauthorized access to sensitive data or taking control of the system. It is recommended that affected organizations apply the necessary patches or mitigations to prevent exploitation.

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