{"id":"UBUNTU-CVE-2019-14462","details":"An issue was discovered in libmodbus before 3.0.7 and 3.1.x before 3.1.5. There is an out-of-bounds read for the MODBUS_FC_WRITE_MULTIPLE_COILS case, aka VD-1302.","modified":"2026-03-14T02:02:48.538596Z","published":"2019-07-31T23:15:00Z","related":["USN-5173-1","USN-5173-2"],"upstream":["CVE-2019-14462"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-14462"},{"type":"REPORT","url":"https://github.com/stephane/libmodbus/commit/5ccdf5ef79d742640355d1132fa9e2abc7fbaefc"},{"type":"REPORT","url":"https://libmodbus.org/2019/stable-and-development-releases/"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5173-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-14462"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5173-2"}],"affected":[{"package":{"name":"libmodbus","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libmodbus@3.0.5-1ubuntu0.1~esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.5-1ubuntu0.1~esm1"}]}],"versions":["3.0.4-1","3.0.5-1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"libmodbus-dev","binary_version":"3.0.5-1ubuntu0.1~esm1"},{"binary_name":"libmodbus5","binary_version":"3.0.5-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-14462.json"}},{"package":{"name":"libmodbus","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libmodbus@3.0.6-1ubuntu0.1~esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.6-1ubuntu0.1~esm1"}]}],"versions":["3.0.6-1"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro","binaries":[{"binary_name":"libmodbus-dev","binary_version":"3.0.6-1ubuntu0.1~esm1"},{"binary_name":"libmodbus5","binary_version":"3.0.6-1ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-14462.json"}},{"package":{"name":"libmodbus","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/libmodbus@3.0.6-2+deb9u1build0.18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.0.6-2+deb9u1build0.18.04.1"}]}],"versions":["3.0.6-2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libmodbus-dev","binary_version":"3.0.6-2+deb9u1build0.18.04.1"},{"binary_name":"libmodbus5","binary_version":"3.0.6-2+deb9u1build0.18.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-14462.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:H/I:N/A:H"},{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}