CVE-2023-20562

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Insufficient validation in the IOCTL (Input Output Control) input buffer in AMD uProf may allow an authenticated user to load an unsigned driver potentially leading to arbitrary kernel execution.

*Credits: N/A

CVSS Scores

NISTv3.1 7.8

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-10-27 CVE Reserved
2023-08-08 CVE Published
2023-08-09 EPSS Updated
2023-08-21 First Exploit
2024-08-02 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (3)

URL	Tag	Source

URL	Date	SRC
https://github.com/zeze-zeze/HITCON-2023-Demo-CVE-2023-20562	2023-08-21
https://github.com/passwa11/HITCON-2023-Demo-CVE-2023-20562	2023-08-21

URL	Date	SRC
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-7003	2023-08-14

URL	Date	SRC

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Amd Search vendor "Amd"	Amd Uprof Search vendor "Amd" for product "Amd Uprof"	< 4.1.396 Search vendor "Amd" for product "Amd Uprof" and version " < 4.1.396"	-	Affected	in	Microsoft Search vendor "Microsoft"	Windows Search vendor "Microsoft" for product "Windows"	-	-	Safe
Amd Search vendor "Amd"	Amd Uprof Search vendor "Amd" for product "Amd Uprof"	< 4.1-424 Search vendor "Amd" for product "Amd Uprof" and version " < 4.1-424"	-	Affected	in	Linux Search vendor "Linux"	Linux Kernel Search vendor "Linux" for product "Linux Kernel"	-	-	Safe