CVSS 3.1 Score 6.8 of 10 (medium)


Published Dec 22, 2023
Updated: Jan 4, 2024


CVE-2023-43088 is a pre-boot direct memory access (DMA) vulnerability found in Dell Client BIOS. This vulnerability allows an authenticated attacker with physical access to the system to potentially execute arbitrary code on the device. The base severity of this vulnerability is rated as MEDIUM, with a base score of 6.8 according to The potential impact includes high integrity and confidentiality impacts, with an availability impact also being high. The exploitability score for this vulnerability is 0.9, indicating a relatively high likelihood of successful exploitation. No user interaction or privileges are required for the attack, and the attack vector is physical access. Organizations using affected Dell Client BIOS versions should take immediate action to remediate this vulnerability to prevent unauthorized code execution on their devices.

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