{"action":"Upgrade tor to 0.4.5.7-1 or later.","affected":[{"fixed":"0.4.5.7-1","introduced":"0"}],"component":"tor","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["0.4.5.7-1"],"id":"tcs_01M5NFH2DWM7MM53RHND04KEWH","modified_at":"2026-10-23T18:03:48.898668275Z","published_at":"2021-03-19T05:15:12.807Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-28089","https://security-tracker.debian.org/tracker/CVE-2021-28089"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-28089#Debian:14/tor","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-28089"}],"summary":"Tor before 0.4.5.7 allows a remote participant in the Tor directory protocol to exhaust CPU resources on a target, aka TROVE-2021-001."}