{"action":"Upgrade apache-log4j1.2 to 1.2.17-9 or later.","affected":[{"fixed":"1.2.17-9","introduced":"0"}],"component":"apache-log4j1.2","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["1.2.17-9"],"id":"tcs_01M5NE0V3CB8TQWEV8MDGXMP9W","modified_at":"2026-09-21T07:03:08.555332644Z","published_at":"2019-12-20T17:15:11.893Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-17571","https://security-tracker.debian.org/tracker/CVE-2019-17571"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-17571#Debian:13/apache-log4j1.2","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-17571"}],"summary":"Included in Log4j 1.2 is a SocketServer class that is vulnerable to deserialization of untrusted data which can be exploited to remotely execute arbitrary code when combined with a deserialization gad"}