{"id":"CVE-2020-25708","details":"A divide by zero issue was found to occur in libvncserver-0.9.12. A malicious client could use this flaw to send a specially crafted message that, when processed by the VNC server, would lead to a floating point exception, resulting in a denial of service.","modified":"2026-05-18T05:51:03.379847170Z","published":"2020-11-27T18:15:11.627Z","related":["ALSA-2021:1811","SUSE-SU-2020:14549-1","SUSE-SU-2020:3515-1","SUSE-SU-2020:3550-1","openSUSE-SU-2020:2025-1","openSUSE-SU-2020:2097-1","openSUSE-SU-2024:10598-1"],"database_specific":{"unresolved_ranges":[{"extracted_events":[{"last_affected":"10.0"}],"source":"CPE_FIELD","cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*"],"vendor_product":"debian:debian_linux"},{"extracted_events":[{"last_affected":"6.0"},{"last_affected":"7.0"},{"last_affected":"8.0"}],"vendor_product":"redhat:enterprise_linux","source":"CPE_FIELD","cpes":["cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"]}]},"references":[{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/09/msg00035.html"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1896739"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/libvnc/libvncserver","events":[{"introduced":"0"},{"last_affected":"0a70095271d845d16a3ed17354841b01f33963ad"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"0.9.12"}],"cpe":"cpe:2.3:a:libvncserver_project:libvncserver:0.9.12:*:*:*:*:*:*:*","source":"CPE_FIELD"}}],"versions":["LibVNCServer-0.9.12","LibVNCServer-0.9.11","LibVNCServer-0.9.10","LibVNCServer-0.9.9","LibVNCServer-0.9.8","X11VNC_0_9_12","X11VNC_0_9_11","X11VNC_0_9_10","X11VNC_0_9_9","X11VNC_0_9_8","X11VNC_0_9_7","X11VNC_REL_0_9_6","X11VNC_REL_0_9_5","X11VNC_REL_0_9_4"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-25708.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}