UEFI BIOS embedded Shell can be used to bypass Secure Boot
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.2epss 0.1%
exploitation probability
0.1%top 98% of all CVEs
observed exploitation
nono source reports it
UEFI BIOS embedded Shell could be used to bypass Secure Boot via shell commands or startup scripts.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Affected products
Insyde Software · InsydeH2O