CVE-2020-12890

Severity Score

6.7

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Improper handling of pointers in the System Management Mode (SMM) handling code may allow for a privileged attacker with physical or administrative access to potentially manipulate the AMD Generic Encapsulated Software Architecture (AGESA) to execute arbitrary code undetected by the operating system.

Un manejo inapropiado de los punteros en el código de manejo de System Management Mode (SMM) puede permitir a un atacante privilegiado con acceso físico o administrativo manipular potencialmente la arquitectura de software encapsulado genérico de AMD (AGESA) para ejecutar código arbitrario sin ser detectado por el sistema operativo

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Local

Attack Complexity

Low

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-05-15 CVE Reserved
2021-12-10 CVE Published
2023-07-03 EPSS Updated
2024-09-16 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.amd.com/en/corporate/product-security	2021-12-15

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 Generic Encapsulated Software Architecture Search vendor "Amd" for product "Amd Generic Encapsulated Software Architecture"				-		-		Affected