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CVE-2020-12966

Quick assessment

Affected
AMD 1st/2nd/3rd Gen AMD EPYC™ 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 EPYC是美国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 存在信息泄露漏洞，该漏洞源于攻击者可利用该漏洞可以利用AMD处理器的多个漏洞。

AI Predicted 6.5 Difficulty: Hard EPSS 0.31% · P22
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I. Basic Information for CVE-2020-12966

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
AMD EPYC™ Processors contain an information disclosure vulnerability in the Secure Encrypted Virtualization with Encrypted State (SEV-ES) and Secure Encrypted Virtualization with Secure Nested Paging (SEV-SNP). A local authenticated attacker could potentially exploit this vulnerability leading to leaking guest data by the malicious hypervisor.
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 EPYC 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD EPYC是美国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 存在信息泄露漏洞，该漏洞源于攻击者可利用该漏洞可以利用AMD处理器的多个漏洞。
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 1st/2nd/3rd Gen AMD EPYC™ Processors unspecified ~ undefined -

II. Public POCs for CVE-2020-12966

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III. Intelligence Information for CVE-2020-12966

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Mailing List Discussions for CVE-2020-12966 (1)

Other References for CVE-2020-12966 (1)

Same Patch Batch · AMD · 2022-02-04 · 3 CVEs total

CVE-2020-12891 AMD Radeon 代码问题漏洞
CVE-2020-12965 AMD CPUs 注入漏洞

IV. Related Vulnerabilities

Same product: 1st/2nd/3rd Gen AMD EPYC™ Processors
Same vendor: AMD

V. Comments for CVE-2020-12966

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