{"action":"Upgrade systemd to 249.4-2 or later.","affected":[{"fixed":"249.4-2","introduced":"0"}],"component":"systemd","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["249.4-2"],"id":"tcs_01M5NEJNW5GRRRX5K2PQDB0YF6","modified_at":"2026-10-26T12:01:34.390451401Z","published_at":"2021-05-10T16:15:07.373Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-13529","https://security-tracker.debian.org/tracker/CVE-2020-13529"],"severity":{"label":"medium","score":6.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-13529#Debian:13/systemd","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-13529"}],"summary":"An exploitable denial-of-service vulnerability exists in Systemd 245. A specially crafted DHCP FORCERENEW packet can cause a server running the DHCP client to be vulnerable to a DHCP ACK spoofing atta"}