Add ChangeLog entry for the security issue

This commit is contained in:
Manuel Pégourié-Gonnard 2017-06-26 11:30:01 +02:00 committed by Simon Butcher
parent 591035d0b4
commit 83765655dd

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@ -25,6 +25,14 @@ Bugfix
to bypass the version verification check. Found by Peng Li/Yueh-Hsun Lin, to bypass the version verification check. Found by Peng Li/Yueh-Hsun Lin,
KNOX Security, Samsung Research America KNOX Security, Samsung Research America
Security
* Fix authentication bypass in SSL/TLS: when auth_mode is set to optional,
mbedtls_ssl_get_verify_result() would incorrectly return 0 when the peer's
X.509 certificate chain had more than MBEDTLS_X509_MAX_INTERMEDIATE_CA
(default: 8) intermediates, even when it was not trusted. Could be
trigerred remotely on both sides. (With auth_mode set to required
(default), the handshake was correctly aborted.)
Changes Changes
* Certificate verification functions now set flags to -1 in case the full * Certificate verification functions now set flags to -1 in case the full
chain was not verified due to an internal error (including in the verify chain was not verified due to an internal error (including in the verify