{"id":"USN-9089-1","summary":"x11vnc vulnerability","details":"It was discovered that x11vnc created shared memory segments with insecure\npermissions. A local attacker could possibly use this issue to obtain\nsensitive information or modify screen contents.","modified":"2026-11-13T11:28:27.857597335Z","published":"2026-11-12T20:55:34Z","related":["UBUNTU-CVE-2020-29074"],"upstream":["CVE-2020-29074","UBUNTU-CVE-2020-29074"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-9089-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-29074"}],"affected":[{"package":{"name":"x11vnc","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/x11vnc?arch=source&distro=esm-apps%2Ffocal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.9.16-3ubuntu0.1~esm2"}]}],"versions":["0.9.13-6","0.9.16-3","0.9.16-3ubuntu0.1~esm1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"x11vnc","binary_version":"0.9.16-3ubuntu0.1~esm2"}]},"database_specific":{"cves_map":{"cves":[{"id":"CVE-2020-29074","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:Pro:20.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-9089-1.json"}}],"schema_version":"1.9.2"}