{"action":"Upgrade nss to 2:3.49-1 or later.","affected":[{"fixed":"2:3.49-1","introduced":"0"}],"component":"nss","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2:3.49-1"],"id":"tcs_01M5NE03M7GJ2JPEENCN4NADPM","modified_at":"2026-09-21T07:02:50.077945236Z","published_at":"2020-01-08T22:15:12.827Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-17023","https://security-tracker.debian.org/tracker/CVE-2019-17023"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-17023#Debian:13/nss","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-17023"}],"summary":"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,"}