CVE Vulnerability

CVE-2021-26333

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.

4.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact NONE

Availability Impact NONE

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1009 Vendor Advisory
http://packetstormsecurity.com/files/164202/AMD-Chipset-Driver-Information-Disclosure-Memory-Leak.html Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2021/Sep/24 Mailing List Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:amd:chipset_driver:*:*:*:*:*:*:*:*
cpe:2.3:a:amd:psp_driver:*:*:*:*:*:*:*:*
Information

Published : 2021-09-21 11:15

Updated : 2022-04-26 03:33

NVD link : CVE-2021-26333

Mitre link : CVE-2021-26333

Products Affected
No products.
CWE
CWE-909