CVE-2026-6923— Nuvoton - CWE-1300: Improper Protection of Physical Side Channels
Possible ATT&CK Techniques 1AI
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I. Basic Information for CVE-2026-6923
Vulnerability Information
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Vulnerability Title
Nuvoton - CWE-1300: Improper Protection of Physical Side Channels
Source: NVD (National Vulnerability Database)
Vulnerability Description
A side-channel attack, which requires a physical presence to the TPM, can lead to extraction of an Elliptic Curve Diffie-Hellman (ECDH) key.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-1300
Source: NVD (National Vulnerability Database)
Vulnerability Title
Nuvoton NPCT7xx 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nuvoton NPCT7xx是中国台湾Nuvoton公司的一系列面向可信计算与平台安全管理的TPM安全控制器。 Nuvoton NPCT7xx存在安全漏洞，该漏洞源于侧信道攻击，可能导致提取椭圆曲线Diffie-Hellman密钥。
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
II. Public POCs for CVE-2026-6923
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IV. Related Vulnerabilities
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