CVE-2011-2192

Estado: ModificadaMedia (4.3)—
The Curl_input_negotiate function in http_negotiate.c in libcurl 7.10.6 through 7.21.6, as used in curl and other products, always performs credential delegation during GSSAPI authentication, which allows remote servers to impersonate clients via GSSAPI requests.
CVSS

Versión: 2.0
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N
Puntuación base: 4.3
Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 2.88%
Percentil entre todas las CVEs puntuadas: 86
Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (5)

Apple — MAC OS X Canonical — Ubuntu Linux Debian — Debian Linux Fedoraproject — Fedora Haxx — Libcurl
CWE

CWE-255
Referencias

JSON original (NVD)

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          "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
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      "value": "The Curl_input_negotiate function in http_negotiate.c in libcurl 7.10.6 through 7.21.6, as used in curl and other products, always performs credential delegation during GSSAPI authentication, which allows remote servers to impersonate clients via GSSAPI requests."
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      "value": "La función Curl_input_negotiate en http_negotiate.c en libcurl v7.10.6 \r\na v7.21.6, tal y como se utiliza en curl y otras aplicaciones, siempre lleva a cabo \r\ndelegación de credenciales durante la autenticación GSSAPI, lo que permite a \r\nhacerse pasar por clientes legitimos a servidores remotos a través de peticiones GSSAPI."
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