{"id":"USN-3618-1","summary":"libvncserver vulnerability","details":"It was discovered that LibVNCServer incorrectly handled certain packet\nlengths. A remote attacker able to connect to a LibVNCServer could possibly\nuse this issue to obtain sensitive information, cause a denial of service,\nor execute arbitrary code.\n","modified":"2026-04-27T15:18:24.391538Z","published":"2018-04-04T14:43:45Z","related":["UBUNTU-CVE-2018-7225"],"upstream":["CVE-2018-7225","UBUNTU-CVE-2018-7225"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3618-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-7225"}],"affected":[{"package":{"name":"libvncserver","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/libvncserver@0.9.9+dfsg-1ubuntu1.3?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.9+dfsg-1ubuntu1.3"}]}],"versions":["0.9.9+dfsg-1","0.9.9+dfsg-1ubuntu1","0.9.9+dfsg-1ubuntu1.1","0.9.9+dfsg-1ubuntu1.2"],"ecosystem_specific":{"binaries":[{"binary_version":"0.9.9+dfsg-1ubuntu1.3","binary_name":"libvncserver-config"},{"binary_version":"0.9.9+dfsg-1ubuntu1.3","binary_name":"libvncserver0"},{"binary_version":"0.9.9+dfsg-1ubuntu1.3","binary_name":"linuxvnc"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3618-1.json","cves_map":{"ecosystem":"Ubuntu:14.04:LTS","cves":[{"id":"CVE-2018-7225","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]}}},{"package":{"name":"libvncserver","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libvncserver@0.9.10+dfsg-3ubuntu0.16.04.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.10+dfsg-3ubuntu0.16.04.2"}]}],"versions":["0.9.10+dfsg-3","0.9.10+dfsg-3build1","0.9.10+dfsg-3ubuntu0.16.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.9.10+dfsg-3ubuntu0.16.04.2","binary_name":"libvncclient1"},{"binary_version":"0.9.10+dfsg-3ubuntu0.16.04.2","binary_name":"libvncserver-config"},{"binary_version":"0.9.10+dfsg-3ubuntu0.16.04.2","binary_name":"libvncserver1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3618-1.json","cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"id":"CVE-2018-7225","severity":[{"score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}]}]}}}],"schema_version":"1.7.5"}