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[email protected]CVE-2021-46768

HistoryJan 11, 2023 - 8:15 a.m.

CVE-2021-46768

2023-01-1108:15:00

CWE-125

[email protected]

web.nvd.nist.gov

cve-2021-46768

sev firmware

input validation

denial of service

out-of-bounds memory reads

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

6 Medium

AI Score

Confidence

High

1.7 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:S/C:N/I:N/A:P

0.0004 Low

EPSS

Percentile

8.6%

JSON

Insufficient input validation in SEV firmware may allow an attacker to perform out-of-bounds memory reads within the ASP boot loader, potentially leading to a denial of service.

CPENameOperatorVersion
amd:romepi_firmwareamd romepi firmwarelt1.0.0.d
amd:milanpi_firmwareamd milanpi firmwarelt1.0.0.5

CPE	Name	Operator	Version
amd:romepi_firmware	amd romepi firmware	lt	1.0.0.d
amd:milanpi_firmware	amd milanpi firmware	lt	1.0.0.5

References

www.amd.com/en/corporate/product-security/bulletin/AMD-SB-1032

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

6 Medium

AI Score

Confidence

High

1.7 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:S/C:N/I:N/A:P

0.0004 Low

EPSS

Percentile

8.6%

JSON

Related for CVE-2021-46768

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