{"action":"Upgrade kamailio to 5.1.4-1 or later.","affected":[{"fixed":"5.1.4-1","introduced":"0"}],"component":"kamailio","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.1.4-1"],"id":"tcs_01M5ND4X7GGK2ZDZ3GV75DXET5","modified_at":"2026-10-23T18:03:19.743704742Z","published_at":"2018-09-07T14:29:03.397Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-16657","https://security-tracker.debian.org/tracker/CVE-2018-16657"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-16657#Debian:13/kamailio","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-16657"}],"summary":"In Kamailio before 5.0.7 and 5.1.x before 5.1.4, a crafted SIP message with an invalid Via header causes a segmentation fault and crashes Kamailio. The reason is missing input validation in the crcitt"}