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I. Basic Information for CVE-2021-43393
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
STMicroelectronics STSAFE-J 1.1.4, J-SAFE3 1.2.5, and J-SIGN sometimes allow attackers to abuse signature verification. This is associated with the ECDSA signature algorithm on the Java Card J-SAFE3 and STSAFE-J platforms exposing a 3.0.4 Java Card API. It is exploitable for STSAFE-J in closed configuration and J-SIGN (when signature verification is activated) but not for J-SAFE3 EPASS BAC and EAC products. It might also impact other products based on the J-SAFE-3 Java Card platform.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
STMicroelectronics STSAFE-J 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
STMicroelectronics STSAFE-J是瑞士STMicroelectronics公司的一个高度安全的解决方案。通过向本地或远程主机提供身份验证、数据管理和加密服务来充当安全元素。 STMicroelectronics STSAFE-J 存在安全漏洞,该漏洞允许攻击者获取有关密码秘密的信息并在某些情况下滥用签名验证。这些漏洞可用于封闭配置中的 STSAFE-J 版本 1.1.4 和 J-SIGN(激活签名验证时),但不适用于 J-SAFE3 EPASS BAC 和 EAC 产品。以下产品和版
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
-n/a n/a -
II. Public POCs for CVE-2021-43393
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III. Intelligence Information for CVE-2021-43393
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