FICHE CVE

CVE-2011-4354

Publiée le 2012-01-27 · Dernière modification le 2026-06-16

crypto/bn/bn_nist.c in OpenSSL before 0.9.8h on 32-bit platforms, as used in stunnel and other products, in certain circumstances involving ECDH or ECDHE cipher suites, uses an incorrect modular reduction algorithm in its implementation of the P-256 and P-384 NIST elliptic curves, which allows remote attackers to obtain the private key of a TLS server via multiple handshake attempts.

CVSS 2.05.8 MOYENNE

Type de faiblesse

Problèmes de cryptographie · CWE-310