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I. Basic Information for CVE-2024-21980
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMC seed resulting in loss of confidentiality and integrity.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
内存缓冲区边界内操作的限制不恰当
Source: NVD (National Vulnerability Database)
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，该漏洞源于写入操作的不当限制允许恶意管理程序潜在地覆盖来宾的内存或UMC种子，从而导致机密性和完整性丢失。
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
VendorProductAffected VersionsCPESubscribe
AMD3rd Gen AMD EPYC™ Processors various ~ MilanPI 1.0.0.D -
AMD4th Gen AMD EPYC™ Processors various ~ GenoaPI 1.0.0.C -
AMDAMD EPYC™ Embedded 7003 various ~ EmbMilanPI-SP3 1.0.0.9 -
AMDAMD EPYC™ Embedded 9003 various ~ EmbGenoaPI-SP5 1.0.0.7 -
II. Public POCs for CVE-2024-21980
#POC DescriptionSource LinkShenlong Link
1Nonehttps://github.com/Freax13/cve-2024-21980-pocPOC Details
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III. Intelligence Information for CVE-2024-21980
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IV. Related Vulnerabilities
Same product: 3rd Gen AMD EPYC™ Processors
Same vendor: AMD
Same weakness: CWE-119
V. Comments for CVE-2024-21980

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