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CVE-2014-1771

SChannel in Microsoft Internet Explorer 6 through 11 does not ensure that a server's X.509 certificate is the same during renegotiation as it was before renegotiation, which allows man-in-the-middle attackers to obtain sensitive information or modify TLS session data via a "triple handshake attack," aka "TLS Server Certificate Renegotiation Vulnerability."

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Severidad

N/A

EPSS

Probabilidad de explotación (próx. 30 días): 0.1342 (13.4%)
Percentil: 94.2%
EPSS: 2026-05-06

Afecta

microsoft:internet_explorer

Descripción técnica

SChannel in Microsoft Internet Explorer 6 through 11 does not ensure that a server's X.509 certificate is the same during renegotiation as it was before renegotiation, which allows man-in-the-middle attackers to obtain sensitive information or modify TLS session data via a "triple handshake attack," aka "TLS Server Certificate Renegotiation Vulnerability."

Publicada: 11/6/2014, 4:56:16
Última modificación: 6/5/2026, 22:30:45

Referencias

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