CVE-2023-20599
Quick assessment
Affected
AMD AMD EPYC™ 7002 Series 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，该漏洞源于寄存器访问控制不当，可能导致特权攻击者未经授权访问CCP寄存器，从而破坏加密密钥指针或索引的完整性或机密性。
Possible ATT&CK Techniques 1 AI
T1055 · Process Injection
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I. Basic Information for CVE-2023-20599
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper register access control in ASP may allow a privileged attacker to perform unauthorized access to ASP’s Crypto Co-Processor (CCP) registers from x86 resulting in potential loss of control of cryptographic key pointer/index leading to loss of integrity or confidentiality.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1262
Source: CVE Program / CVE List V5
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，该漏洞源于寄存器访问控制不当，可能导致特权攻击者未经授权访问CCP寄存器，从而破坏加密密钥指针或索引的完整性或机密性。
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™ 7002 Series Processors | RomePI 100H SEV 0.24.19 [hex 00.18.13] | - |
|
| AMD | AMD Ryzen™ Threadripper™ 3000 Processors | CastlePeakPI-SP3r3_1.0.0.F | - |
|
| AMD | AMD Ryzen™ Threadripper™ PRO 3000 WX Processors | ChagallWSPI-sWRX8 1.0.0.C | - |
|
| AMD | AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics | PicassoPI-FP5_1.0.1.2c | - |
|
| AMD | AMD EPYC™ Embedded 7002 Series Processors | EmbRomePI-SP3 1.0.0.B | - |
|
| AMD | AMD EPYC™ Embedded 7003 Series Processors | EmbMilanPI-SP3 1.0.0.8 | - |
|
| AMD | AMD Ryzen™ Embedded R1000 Series Processors | EmbeddedPI-FP5 1211 | - |
|
| AMD | AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics | EmbeddedPI-FP5 1211 | - |
|
| AMD | AMD Ryzen™ Embedded R2000 Series Processors | EmbeddedR2KPI-FP5 1006 | - |
|
| AMD | AMD Ryzen™ Embedded V1000 Series Processors | EmbeddedPI-FP5 1211 RC1 | - |
|
II. Public POCs for CVE-2023-20599
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2023-20599 (1)
IV. Related Vulnerabilities
V. Comments for CVE-2023-20599
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