{"action":"Upgrade shadowsocks-libev to 3.3.3+ds-2 or later.","affected":[{"fixed":"3.3.3+ds-2","introduced":"0"}],"component":"shadowsocks-libev","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["3.3.3+ds-2"],"id":"tcs_01M5NE6VHWCDQ2T1FGPF619RV4","modified_at":"2026-09-21T07:03:19.060306084Z","published_at":"2019-12-03T22:15:15.370Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-5163","https://security-tracker.debian.org/tracker/CVE-2019-5163"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-5163","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-5163"}],"summary":"An exploitable denial-of-service vulnerability exists in the UDPRelay functionality of Shadowsocks-libev 3.3.2. When utilizing a Stream Cipher and a local_address, arbitrary UDP packets can cause a FA"}