CVE-2021-26344
Aug. 13, 2024, 5:15 p.m.
Tags
CVSS Score
Product(s) Impacted
AMD BIOS Firmware
Description
An out of bounds memory write when processing the AMD PSP1 Configuration Block (APCB) could allow an attacker with access the ability to modify the BIOS image, and the ability to sign the resulting image, to potentially modify the APCB block resulting in arbitrary code execution.
Weaknesses
Date
Published: Aug. 13, 2024, 5:15 p.m.
Last Modified: Aug. 13, 2024, 5:15 p.m.
Status : Received
CVE has been recently published to the CVE List and has been received by the NVD.
More infoSource
psirt@amd.com
CVSS Data
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
HIGH
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Base Score
Exploitability Score
Impact Score
Base Severity
HIGHCVSS Vector String
The CVSS vector string provides an in-depth view of the vulnerability metrics.
View Vector StringCVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H
References
https://www.amd.com/
psirt@amd.com