{"action":"Upgrade tightvnc to 1:1.3.9-9.1 or later.","affected":[{"fixed":"1:1.3.9-9.1","introduced":"0"}],"component":"tightvnc","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1:1.3.9-9.1"],"id":"tcs_01M5NDY54J17D6W3HG91EV0FSZ","modified_at":"2026-09-21T07:01:11.679030135Z","published_at":"2019-10-29T19:15:18.033Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-15680","https://security-tracker.debian.org/tracker/CVE-2019-15680"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-15680#Debian:14/tightvnc","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-15680"}],"summary":"TightVNC code version 1.3.10 contains null pointer dereference in HandleZlibBPP function, which results Denial of System (DoS). This attack appear to be exploitable via network connectivity."}