CVE-2019-17023

CVE Details

Release Date:2020-01-08
Impact:None What is this?

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.

See more information about CVE-2019-17023 from MITRE CVE dictionary and NIST NVD


NOTE: The following CVSS metrics and score provided are preliminary and subject to review.


CVSS v3 metrics

Base Score: 6.5
Vector String: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
Version: 3.0
Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
User Interaction: Required
Scope: Unchanged
Confidentiality Impact: None
Integrity Impact: High
Availability Impact: None

Errata information


PlatformErrataRelease Date
Oracle Linux version 7 (nspr)ELSA-2020-40762020-10-08
Oracle Linux version 7 (nss)ELSA-2020-40762020-10-08
Oracle Linux version 7 (nss-softokn)ELSA-2020-40762020-10-08
Oracle Linux version 7 (nss-util)ELSA-2020-40762020-10-08
Oracle Linux version 8 (nspr)ELSA-2020-32802020-08-04
Oracle Linux version 8 (nss)ELSA-2020-32802020-08-04


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