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CVSS: 5.9EPSS: 0%CPEs: 22EXPL: 0

29 Mar 2014 — curl and libcurl 7.27.0 through 7.35.0, when running on Windows and using the SChannel/Winssl TLS backend, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate when accessing a URL that uses a numerical IP address, which allows man-in-the-middle attackers to spoof servers via an arbitrary valid certificate. curl y libcurl versiones 7.27.0 hasta 7.35.0, cuando se ejecuta en Windows y utiliza el backend TLS SChannel/W... • http://curl.haxx.se/docs/adv_20140326D.html • CWE-20: Improper Input Validation •

CVSS: 9.8EPSS: 1%CPEs: 130EXPL: 0

29 Mar 2014 — cURL and libcurl 7.1 before 7.36.0, when using the OpenSSL, axtls, qsossl or gskit libraries for TLS, recognize a wildcard IP address in the subject's Common Name (CN) field of an X.509 certificate, which might allow man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority. cURL y libcurl 7.1 anterior a 7.36.0, cuando utilizando las librerías OpenSSL, axtls, gsossl o gskit para TLS, reconoce una dirección IP comodín (wildcard) en el ... • http://advisories.mageia.org/MGASA-2015-0165.html • CWE-310: Cryptographic Issues •

CVSS: 9.8EPSS: 2%CPEs: 128EXPL: 0

31 Jan 2014 — cURL and libcurl 7.10.6 through 7.34.0, when more than one authentication method is enabled, re-uses NTLM connections, which might allow context-dependent attackers to authenticate as other users via a request. cURL y libcurl 7.10.6 hasta 7.34.0, cuando más de un método de autenticación está habilitado, reutiliza conexiones NTLM, lo que podría permitir a atacantes dependientes de contexto autenticarse como otros usuarios a través de una solicitud. Paras Sethia discovered that libcurl would sometimes mix up ... • http://archives.neohapsis.com/archives/bugtraq/2014-06/0172.html • CWE-287: Improper Authentication •

CVSS: 9.8EPSS: 0%CPEs: 23EXPL: 0

19 Dec 2013 — The GnuTLS backend in libcurl 7.21.4 through 7.33.0, when disabling digital signature verification (CURLOPT_SSL_VERIFYPEER), also disables the CURLOPT_SSL_VERIFYHOST check for CN or SAN host name fields, which makes it easier for remote attackers to spoof servers and conduct man-in-the-middle (MITM) attacks. El backend de GnuTLS en libcurl 7.21.4 a 7.33.0, cuando se desactiva la verificación de firmas digitales (CURLOPT_SSL_VERIFYPEER), también desactiva la comprobación CURLOPT_SSL_VERIFYHOST para nombres d... • http://curl.haxx.se/docs/adv_20131217.html • CWE-20: Improper Input Validation •