CVE-2025-4423— SetupAutomationSmm:Vulnerability in the SMM module allow attacker to write arbitrary code and lead to memory corruption
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I. Basic Information for CVE-2025-4423
Vulnerability Information
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Vulnerability Title
SetupAutomationSmm:Vulnerability in the SMM module allow attacker to write arbitrary code and lead to memory corruption
Source: NVD (National Vulnerability Database)
Vulnerability Description
The vulnerability was identified in the code developed specifically for Lenovo. Please visit "Lenovo Product Security Advisories and Announcements" webpage for more information about the vulnerability. https://support.lenovo.com/us/en/product_security/home
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:H
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
InsydeH2O 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
InsydeH2O是中国系微（Insyde）公司的一款可定制固件代码库。 InsydeH2O存在安全漏洞，该漏洞源于SMM模块中的漏洞允许攻击者编写任意代码并导致内存损坏。
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 |
|---|---|---|---|---|
| Insyde Software | InsydeH2O | Feature developed for Lenovo ~ L05.05.40.011803.172079 | - |
II. Public POCs for CVE-2025-4423
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Insyde Software · 2025-07-30 · 6 CVEs total
| CVE-2025-4421 | 8.2 HIGH | EfiSmiServices: gEfiSmmCpuProtocol, SMM memory corruption vulnerabilities in SMM module |
| CVE-2025-4422 | 8.2 HIGH | EfiSmiServices : EfiPcdProtocol, SMM memory corruption vulnerabilities in SMM module |
| CVE-2025-4425 | 8.2 HIGH | SetupAutomationSmm: Stack overflow vulnerability in SMI handler |
| CVE-2025-4424 | 6.0 MEDIUM | SetupAutomationSmm : Arbitrary calls to SmmSetVariable with unsanitised arguments in SMI h |
| CVE-2025-4426 | 6.0 MEDIUM | SetupAutomationSmm : SMRAM memory contents leak / information disclosure vulnerability in |
IV. Related Vulnerabilities
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SetupAutomationSmm : SMRAM memory contents leak / informatio
Same vendor: Insyde Software
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In H2OFFT32.sys is potentially vulnerable to a buffer overfl - CVE-2025-10451
H19Int15CallbackSmm: SMM memory corruption vulnerability in
Same weakness: CWE-119
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V. Comments for CVE-2025-4423
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