CVE-2023-20593
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I. Basic Information for CVE-2023-20593
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
AMD EPYC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD EPYC是美国超威半导体（AMD）公司的一款x86架构服务器微处理器产品线，中文名为“霄龙”，采用Zen微架构。 AMD EPYC存在安全漏洞，该漏洞源于在特定微架构环境下,允许攻击者访问敏感信息。
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 | Ryzen™ 3000 Series Desktop Processors “Matisse” AM4 | various | - | |
| AMD | AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics “Renoir” AM4 | various | - | |
| AMD | 3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT | various | - | |
| AMD | Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3 | various | - | |
| AMD | Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Lucienne” | various | - | |
| AMD | Ryzen™ 4000 Series Mobile processors with Radeon™ Graphics “Renoir” | various | - | |
| AMD | Ryzen™ 7020 Series processors “Mendocino” FT6 | various | - | |
| AMD | 2nd Gen AMD EPYC™ Processors | various | - |
II. Public POCs for CVE-2023-20593
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | PowerShell script to apply Zenbleed (CVE-2023-20593) MSR workaround on Windows | https://github.com/sbaresearch/stop-zenbleed-win | POC Details |
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IV. Related Vulnerabilities
V. Comments for CVE-2023-20593
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