Vulnerability in Insyde Insydeh2o

CVE-2020-5953

A vulnerability exists in System Management Interrupt (SWSMI) handler of InsydeH2O UEFI Firmware code located in SWSMI handler that dereferences gRT (EFI_RUNTIME_SERVICES) pointer to call a GetVariable service, which is located outside of…

EPSS: 0.003 (18.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

References

Frequently asked questions

What is CVE-2020-5953?
CVE-2020-5953 is a high-severity vulnerability in Insyde Insydeh2o. CVSS score: 7.5/10. Published 2022-02-03.
How severe is CVE-2020-5953?
High severity. CVSS v3 base score is 7.5 out of 10.