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I. Basic Information for CVE-2021-40530
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The ElGamal implementation in Crypto++ through 8.5 allows plaintext recovery because, during interaction between two cryptographic libraries, a certain dangerous combination of the prime defined by the receiver's public key, the generator defined by the receiver's public key, and the sender's ephemeral exponents can lead to a cross-configuration attack against OpenPGP.
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
Crypto++ 加密问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Crypto++是一款C++加密方法类库 Crypto++ 8.5及之前版本存在安全漏洞,该漏洞源于由接收方公钥定义的素数、由接收方公钥定义的生成器和发送方的临时指数的某种危险组合可能导致针对 OpenPGP 的交叉配置攻击。
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-2021-40530
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III. Intelligence Information for CVE-2021-40530
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IV. Related Vulnerabilities
V. Comments for CVE-2021-40530

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