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CVE-2024-56161

Quick assessment

Affected
AMD AMD EPYC™ 7001 Series
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 SEV-SNP是美国超威半导体（AMD）公司的一个安全加密虚拟化固件。使用单个密钥来加密系统内存。 AMD SEV-SNP存在安全漏洞，该漏洞源于签名验证不正确。

CVSS 7.2 · High EPSS 0.53% · P44
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I. Basic Information for CVE-2024-56161

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper signature verification in AMD CPU ROM microcode patch loader may allow an attacker with local administrator privilege to load malicious CPU microcode resulting in loss of confidentiality and integrity of a confidential guest running under AMD SEV-SNP.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
密码学签名的验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
AMD SEV-SNP 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
AMD SEV-SNP是美国超威半导体（AMD）公司的一个安全加密虚拟化固件。使用单个密钥来加密系统内存。 AMD SEV-SNP存在安全漏洞，该漏洞源于签名验证不正确。
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 EPYC™ 7001 Series NaplesPI 1.0.0.P -
AMD AMD EPYC™ 7002 Series RomePI 1.0.0.L -
AMD AMD EPYC™ 7003 Series MilanPI 1.0.0.F -
AMD AMD EPYC™ 9004 Series Genoa 1.0.0.E -

II. Public POCs for CVE-2024-56161

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III. Intelligence Information for CVE-2024-56161

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Vendor Advisories for CVE-2024-56161 (1)

IV. Related Vulnerabilities

Same product: AMD EPYC™ 7001 Series
Same vendor: AMD
Same weakness: CWE-347

V. Comments for CVE-2024-56161

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