CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
37.4%
A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty. This can be used to permanently brick the TPM in multiple ways, as well as to non-permanently DoS the system.
Vendor | Product | Version | CPE |
---|---|---|---|
tianocore | edk2 | 201808 | cpe:2.3:a:tianocore:edk2:201808:*:*:*:*:*:*:* |
tianocore | edk2 | 201811 | cpe:2.3:a:tianocore:edk2:201811:*:*:*:*:*:*:* |
tianocore | edk2 | 201903 | cpe:2.3:a:tianocore:edk2:201903:*:*:*:*:*:*:* |
tianocore | edk2 | 201905 | cpe:2.3:a:tianocore:edk2:201905:*:*:*:*:*:*:* |
tianocore | edk2 | 201908 | cpe:2.3:a:tianocore:edk2:201908:*:*:*:*:*:*:* |
tianocore | edk2 | 201911 | cpe:2.3:a:tianocore:edk2:201911:*:*:*:*:*:*:* |
tianocore | edk2 | 202002 | cpe:2.3:a:tianocore:edk2:202002:*:*:*:*:*:*:* |
tianocore | edk2 | 202005 | cpe:2.3:a:tianocore:edk2:202005:*:*:*:*:*:*:* |
tianocore | edk2 | 202008 | cpe:2.3:a:tianocore:edk2:202008:*:*:*:*:*:*:* |
tianocore | edk2 | 202011 | cpe:2.3:a:tianocore:edk2:202011:*:*:*:*:*:*:* |
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
37.4%