CVE-2025-4947

QUIC certificate check skip with wolfSSL

CVSS 6.5 MEDIUMEPSS 0.2%

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Produtos afetados

curl · curl

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Referências

https://curl.se/docs/CVE-2025-4947.html https://curl.se/docs/CVE-2025-4947.json https://hackerone.com/reports/3150884 http://www.openwall.com/lists/oss-security/2025/05/28/4