CVE-2021-26333

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

21/09/2021

Last modified:

26/04/2022

Description

An information disclosure vulnerability exists in AMD Platform Security Processor (PSP) chipset driver. The discretionary access control list (DACL) may allow low privileged users to open a handle and send requests to the driver resulting in a potential data leak from uninitialized physical pages.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): None
Availability (A): None

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vector 2.0

AV:L/AC:L/Au:N/C:C/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 4.90 MEDIUM
Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): None
Availability (A): None