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CVE-2020-12890

Quick assessment

Affected
AMD AMD Processors
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

AMD System Management Mode是美国AMD公司的系统管理模式。一种CPU的执行模式。 Amd System Management Mode 中存在代码问题漏洞，该漏洞源于产品的SMM模块对指针的处理不当。攻击者可在拥有物理或有管理访问权限的用户操控AMD的AGESA架构执行任意代码。

AI Predicted 8.4 Difficulty: Hard EPSS 0.29% · P20
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I. Basic Information for CVE-2020-12890

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
AMD System Management Mode 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD System Management Mode是美国AMD公司的系统管理模式。一种CPU的执行模式。 Amd System Management Mode 中存在代码问题漏洞，该漏洞源于产品的SMM模块对指针的处理不当。攻击者可在拥有物理或有管理访问权限的用户操控AMD的AGESA架构执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
AMD AMD Processors Processor EPYC -

II. Public POCs for CVE-2020-12890

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III. Intelligence Information for CVE-2020-12890

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Other References for CVE-2020-12890 (1)

IV. Related Vulnerabilities

Same product: AMD Processors
Same vendor: AMD

V. Comments for CVE-2020-12890

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