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I. Basic Information for CVE-2022-25640
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In wolfSSL before 5.2.0, a TLS 1.3 server cannot properly enforce a requirement for mutual authentication. A client can simply omit the certificate_verify message from the handshake, and never present a certificate.
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
Wolfssl 信任管理问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
wolfSSL（CyaSSL）是美国wolfSSL公司的一个针对嵌入式系统开发人员使用的小的、可移植的嵌入式SSL编程库。 wolfSSL 5.2.0 之前版本存在信任管理问题漏洞，该漏洞源于TLS 1.3 服务器无法正确执行相互身份验证的要求。 客户端可以简单地从握手中省略 certificate_verify 消息，并且从不提供证书。
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-2022-25640
#POC DescriptionSource LinkShenlong Link
1Exploitation of CVE-2020-256480 using scapyhttps://github.com/dim0x69/cve-2022-25640-exploitPOC Details
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III. Intelligence Information for CVE-2022-25640
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IV. Related Vulnerabilities
Same product: n/a
Same vendor: n/a
V. Comments for CVE-2022-25640

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