Security Advisory

CVE-2019-17023

6.5
MEDIUM

Vulnerability Description

After a HelloRetryRequest has been sent, the client may negotiate a lower protocol that TLS 1.3, resulting in an invalid state transition in the TLS State Machine. If the client gets into this state, incoming Application Data records will be ignored. This vulnerability affects Firefox < 72.
Published Date January 8, 2020
Official Source NIST NVD Advisory