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CVE-2023-20577

HIGH CVSS 7.4 View on NVD ↗

Description

A heap overflow in SMM module may allow an attacker with access to a second vulnerability that enables writing to SPI flash, potentially resulting in arbitrary code execution.

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Published: Sep 02, 2026 20:17 UTC Modified: Sep 03, 2026 16:37 UTC