CVE-2023-39281

Summary

CVE-2023-39281 is a critical stack buffer overflow vulnerability affecting AsfSecureBootDxe in Insyde's InsydeH2O firmware, versions 5.0 through 5.5. This issue, discovered during the DXE (Diagnostic and Entry Boot) phase, enables attackers to execute arbitrary code, posing a significant risk to system security. Attackers can exploit this vulnerability to gain unauthorized access to sensitive data or install malicious software, potentially leading to serious consequences. Users are strongly advised to update their firmware to mitigate this threat.

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.