CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
12.6%
When the AMD Platform Security Processor (PSP) boot rom loads, authenticates, and subsequently decrypts an encrypted FW, due to insufficient verification of the integrity of decrypted image, arbitrary code may be executed in the PSP when encrypted firmware images are used.
Vendor | Product | Version | CPE |
---|---|---|---|
amd | epyc_7003_firmware | * | cpe:2.3:o:amd:epyc_7003_firmware:*:*:*:*:*:*:*:* |
amd | epyc_7003 | - | cpe:2.3:h:amd:epyc_7003:-:*:*:*:*:*:*:* |
amd | epyc_72f3_firmware | * | cpe:2.3:o:amd:epyc_72f3_firmware:*:*:*:*:*:*:*:* |
amd | epyc_72f3 | - | cpe:2.3:h:amd:epyc_72f3:-:*:*:*:*:*:*:* |
amd | epyc_7313_firmware | * | cpe:2.3:o:amd:epyc_7313_firmware:*:*:*:*:*:*:*:* |
amd | epyc_7313 | - | cpe:2.3:h:amd:epyc_7313:-:*:*:*:*:*:*:* |
amd | epyc_7313p_firmware | * | cpe:2.3:o:amd:epyc_7313p_firmware:*:*:*:*:*:*:*:* |
amd | epyc_7313p | - | cpe:2.3:h:amd:epyc_7313p:-:*:*:*:*:*:*:* |
amd | epyc_7343_firmware | * | cpe:2.3:o:amd:epyc_7343_firmware:*:*:*:*:*:*:*:* |
amd | epyc_7343 | - | cpe:2.3:h:amd:epyc_7343:-:*:*:*:*:*:*:* |
[
{
"product": "3rd Gen AMD EPYC™",
"vendor": "AMD",
"versions": [
{
"lessThan": "MilanPI-SP3_1.0.0.4",
"status": "affected",
"version": "unspecified",
"versionType": "custom"
}
]
}
]
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
12.6%