6.5

CVE-2019-17023

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Mozilla ≫ Firefox Version < 72.0
Canonical ≫ Ubuntu Linux Version 16.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 18.04 SwEdition lts
Canonical ≫ Ubuntu Linux Version 19.04
Canonical ≫ Ubuntu Linux Version 19.10
Canonical ≫ Ubuntu Linux Version 20.04 SwEdition lts
Debian ≫ Debian Linux Version 10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.34% 0.676
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
NIST 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:P/A:N
CWE-287 Improper Authentication

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

https://www.mozilla.org/security/advisories/mfsa2020-01/
Vendor Advisory
https://usn.ubuntu.com/4234-1/
Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1590001
Issue Tracking
Permissions Required
https://usn.ubuntu.com/4397-1/
Third Party Advisory
https://www.debian.org/security/2020/dsa-4726
Third Party Advisory