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CVE-2023-20583— Software based Power Side Channel on AMD CPUs

Quick assessment

Affected
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 CPUs是美国超威半导体（AMD）公司的一个系列CPU。 AMD CPU存在安全漏洞，该漏洞源于允许经过身份验证的攻击者监控CPU功率的数据变化，导致信息泄露。

AI Predicted 5.3 Difficulty: Hard EPSS 0.24% · P15

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage
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I. Basic Information for CVE-2023-20583

Vulnerability Information
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Vulnerability Title
Software based Power Side Channel on AMD CPUs
Source: CVE Program / CVE List V5
Vulnerability Description
A potential power side-channel vulnerability in AMD processors may allow an authenticated attacker to monitor the CPU power consumption as the data in a cache line changes over time potentially resulting in a leak of sensitive information.
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 CPU 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD CPUs是美国超威半导体（AMD）公司的一个系列CPU。 AMD CPU存在安全漏洞，该漏洞源于允许经过身份验证的攻击者监控CPU功率的数据变化，导致信息泄露。
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 Processors Various -

II. Public POCs for CVE-2023-20583

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2023-20583

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Other References for CVE-2023-20583 (1)

IV. Related Vulnerabilities

Same vendor: AMD

V. Comments for CVE-2023-20583

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