What’s Vulnerable › Vulnerabilities

CVE-2023-28468

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-03 · updated 2026-06-17
• Weakness: CWE-863

Description

An issue was discovered in FvbServicesRuntimeDxe in Insyde InsydeH2O with kernel 5.0 through 5.5. The FvbServicesRuntimeDxe SMM module exposes an SMI handler that allows an attacker to interact with the SPI flash at run-time from the OS.

Affected products

• Insyde Kernel: from 5.0 through 5.5

References

• https://www.insyde.com/security-pledge
• https://www.insyde.com/security-pledge/SA-2023039
• https://www.insyde.com/security-pledge
• https://www.insyde.com/security-pledge/SA-2023039

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