CVE-2021-26333
AMD Chipset Driver Information Disclosure Vulnerability
Severity Score
5.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
Se presenta una vulnerabilidad de divulgación de información en AMD Platform Security Processor (PSP) chipset driver. La lista de control de acceso discrecional (DACL) puede permitir a usuarios con pocos privilegios abrir una manija y enviar peticiones al controlador, resultando en un potencial filtrado de datos de páginas físicas no inicializadas
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-01-29 CVE Reserved
- 2021-09-20 CVE Published
- 2023-04-14 EPSS Updated
- 2024-09-16 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
- CWE-909: Missing Initialization of Resource
CAPEC
References (3)
| URL | Tag | Source |
|---|---|---|
| http://packetstormsecurity.com/files/164202/AMD-Chipset-Driver-Information-Disclosure-Memory-Leak.html | Third Party Advisory |
|
| http://seclists.org/fulldisclosure/2021/Sep/24 | Mailing List |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-1009 | 2022-04-26 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Amd Search vendor "Amd" | Chipset Driver Search vendor "Amd" for product "Chipset Driver" | < 3.08.17.735 Search vendor "Amd" for product "Chipset Driver" and version " < 3.08.17.735" | - |
Affected
| ||||||
| Amd Search vendor "Amd" | Psp Driver Search vendor "Amd" for product "Psp Driver" | < 5.17.0.0 Search vendor "Amd" for product "Psp Driver" and version " < 5.17.0.0" | - |
Affected
| ||||||