CVE-2019-17023

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.

CVSS Version 3.1
CVSS Version 2.0

nvd
CVE ID: CVE-2019-17023
Base Score: 6.5
Base Severity: MEDIUM
Vector String:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Impact Score: 3.6
Exploitability Score: 2.8

nvd
CVE ID: CVE-2019-17023
Base Score: 4.3
Base Severity: MEDIUM
Vector String:AV:N/AC:M/Au:N/C:N/I:P/A:N

Refrence: NVD

Description​

Description