{"action":"Upgrade undertow to 2.3.18-1 or later.","affected":[{"fixed":"2.3.18-1","introduced":"0"}],"component":"undertow","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["2.3.18-1"],"id":"tcs_01M5NHVD3YV591QKERYSF0QPR6","modified_at":"2026-10-23T18:04:57.394678462Z","published_at":"2024-11-07T10:15:05.400Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-1973","https://security-tracker.debian.org/tracker/CVE-2023-1973"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-1973","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-1973"}],"summary":"A flaw was found in Undertow package. Using the FormAuthenticationMechanism, a malicious user could trigger a Denial of Service by sending crafted requests, leading the server to an OutofMemory error,"}