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I. Basic Information for CVE-2025-4947
Vulnerability Information

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Vulnerability Title
QUIC certificate check skip with wolfSSL
Source: NVD (National Vulnerability Database)
Vulnerability Description
libcurl accidentally skips the certificate verification for QUIC connections when connecting to a host specified as an IP address in the URL. Therefore, it does not detect impostors or man-in-the-middle attacks.
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
libcurl 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
libcurl是cURL开源的一个免费且易于使用的客户端 URL 传输库。 libcurl存在安全漏洞,该漏洞源于QUIC连接时跳过证书验证,可能导致中间人攻击。
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
curlcurl 8.13.0 ~ 8.13.0 -
II. Public POCs for CVE-2025-4947
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III. Intelligence Information for CVE-2025-4947
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IV. Related Vulnerabilities
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