CVE-2023-27373

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.

Prevent cyber attacks with Recorded Future by prioritizing and patching critical vulnerabilities being exploited by threat actors targeting your industry. Book your demo to learn more.