7.5 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
7.8 High
AI Score
Confidence
Low
3.4 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
MULTIPLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:H/Au:M/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
8.7%
Potential buffer overflow
in unsafe UEFI variable handling
in Phoenix SecureCore™ for select Intel platforms
This issue affects:
Phoenix
SecureCore™ for Intel Kaby Lake: from 4.0.1.1 before 4.0.1.998;
Phoenix
SecureCore™ for Intel Coffee Lake: from 4.1.0.1 before 4.1.0.562;
Phoenix
SecureCore™ for Intel Ice Lake: from 4.2.0.1 before 4.2.0.323;
Phoenix
SecureCore™ for Intel Comet Lake: from 4.2.1.1 before 4.2.1.287;
Phoenix
SecureCore™ for Intel Tiger Lake: from 4.3.0.1 before 4.3.0.236;
Phoenix
SecureCore™ for Intel Jasper Lake: from 4.3.1.1 before 4.3.1.184;
Phoenix
SecureCore™ for Intel Alder Lake: from 4.4.0.1 before 4.4.0.269;
Phoenix
SecureCore™ for Intel Raptor Lake: from 4.5.0.1 before 4.5.0.218;
Phoenix
SecureCore™ for Intel Meteor Lake: from 4.5.1.1 before 4.5.1.15.
7.5 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
7.8 High
AI Score
Confidence
Low
3.4 Low
CVSS2
Access Vector
LOCAL
Access Complexity
HIGH
Authentication
MULTIPLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:H/Au:M/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
8.7%