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I. Basic Information for CVE-2020-20949
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Bleichenbacher's attack on PKCS #1 v1.5 padding for RSA in STM32 cryptographic firmware library software expansion for STM32Cube (UM1924). The vulnerability can allow one to use Bleichenbacher's oracle attack to decrypt an encrypted ciphertext by making successive queries to the server using the vulnerable library, resulting in remote information disclosure.
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 Stm32 Crypto Library Package 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Stmicroelectronics Stm32 Crypto Library Package是美国Stmicroelectronics公司的一个为Stm32系列微控制器提供加密功能的代码库。 Stmicroelectronics Stm32 Crypto Library Package 存在加密问题漏洞,攻击者可以使用Bleichenbacher的oracle攻击通过使用易受攻击的库对服务器进行连续查询来解密加密的密文,从而导致远程信息泄露。以下产品及型号收到影响:使用该库的 STM32Cube 系列产
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
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II. Public POCs for CVE-2020-20949
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III. Intelligence Information for CVE-2020-20949
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