{"id":"CVE-2018-7225","details":"An issue was discovered in LibVNCServer through 0.9.11. rfbProcessClientNormalMessage() in rfbserver.c does not sanitize msg.cct.length, leading to access to uninitialized and potentially sensitive data or possibly unspecified other impact (e.g., an integer overflow) via specially crafted VNC packets.","modified":"2026-05-15T12:03:31.697822763Z","published":"2018-02-19T15:29:00.253Z","related":["SUSE-SU-2018:0830-1","SUSE-SU-2018:0875-1","openSUSE-SU-2024:10598-1"],"database_specific":{"unresolved_ranges":[{"vendor_product":"canonical:ubuntu_linux","source":"CPE_FIELD","extracted_events":[{"last_affected":"14.04"},{"last_affected":"16.04"},{"last_affected":"17.10"}],"cpes":["cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*","cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*"]},{"cpes":["cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"source":"CPE_FIELD","extracted_events":[{"last_affected":"7.0"},{"last_affected":"8.0"},{"last_affected":"9.0"}],"vendor_product":"debian:debian_linux"},{"vendor_product":"redhat:enterprise_linux_desktop","source":"CPE_FIELD","extracted_events":[{"last_affected":"7.0"}],"cpes":["cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"]},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"],"source":"CPE_FIELD","extracted_events":[{"last_affected":"7.0"}],"vendor_product":"redhat:enterprise_linux_server"},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*"],"source":"CPE_FIELD","extracted_events":[{"last_affected":"7.6"}],"vendor_product":"redhat:enterprise_linux_server_aus"},{"vendor_product":"redhat:enterprise_linux_server_eus","source":"CPE_FIELD","extracted_events":[{"last_affected":"7.5"},{"last_affected":"7.6"}],"cpes":["cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*","cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*"]},{"vendor_product":"redhat:enterprise_linux_server_tus","source":"CPE_FIELD","extracted_events":[{"last_affected":"7.6"}],"cpes":["cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*"]},{"cpes":["cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"],"source":"CPE_FIELD","extracted_events":[{"last_affected":"7.0"}],"vendor_product":"redhat:enterprise_linux_workstation"}]},"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2019/10/msg00042.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2019/11/msg00032.html"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2019/12/msg00028.html"},{"type":"WEB","url":"https://usn.ubuntu.com/4547-1/"},{"type":"WEB","url":"https://usn.ubuntu.com/4573-1/"},{"type":"WEB","url":"https://usn.ubuntu.com/4587-1/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/103107"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:1055"},{"type":"ADVISORY","url":"https://github.com/LibVNC/libvncserver/issues/218"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/03/msg00035.html"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/201908-05"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3618-1/"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4221"},{"type":"EVIDENCE","url":"http://www.openwall.com/lists/oss-security/2018/02/18/1"}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}