{"action":"Upgrade rust-tungstenite to 0.20.1-1 or later.","affected":[{"fixed":"0.20.1-1","introduced":"0"}],"component":"rust-tungstenite","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["0.20.1-1"],"id":"tcs_01M5NJA2A89DFYQ604CYDAQD4Y","modified_at":"2026-10-26T18:01:43.122176776Z","published_at":"2023-09-21T06:15:13.833Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2023-43669","https://security-tracker.debian.org/tracker/CVE-2023-43669"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2023-43669#Debian:14/rust-tungstenite","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2023-43669"}],"summary":"The Tungstenite crate before 0.20.1 for Rust allows remote attackers to cause a denial of service (minutes of CPU consumption) via an excessive length of an HTTP header in a client handshake. The leng"}