CVE-2023-27373

CVSS 3.1 Score 5.5 of 10 (medium)

Details

Published Aug 7, 2023
Updated: Aug 15, 2023
CWE ID 20

Summary

CVE-2023-27373 is a vulnerability discovered in Insyde InsydeH2O with kernel versions 5.0 through 5.5. It is categorized as a cyber vulnerability with a risk score of 25. The vulnerability arises due to insufficient input validation, allowing an attacker to manipulate an EFI variable and cause a dynamic BAR setting to overlap SMRAM. This vulnerability affects several products, including lRyF0x, i5NTh8, lRyF0y, i5NTh5, i5NTh7, and i5NTh6. The base severity of this vulnerability is rated as MEDIUM, with a base score of 5.5. The privilege required for exploitation is LOW and there is no user interaction required. The attack vector for this vulnerability is LOCAL, and it has a high integrity impact but no confidentiality impact. The exploitability score is 1.8 out of 10, indicating a moderate level of difficulty for an attacker to exploit this vulnerability. No specific remediation steps or potential dangers to organizations are mentioned in the provided information.

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