{"id":"UBUNTU-CVE-2018-0493","details":"remctld in remctl before 3.14, when an attacker is authorized to execute a command that uses the sudo option, has a use-after-free that leads to a daemon crash, memory corruption, or arbitrary command execution.","modified":"2026-04-22T11:38:49.211827Z","published":"2018-04-03T07:29:00Z","upstream":["CVE-2018-0493"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-0493"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-0493"}],"affected":[{"package":{"name":"remctl","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/remctl@3.10-1ubuntu1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.9-2build1","3.10-1","3.10-1build1","3.10-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libnet-remctl-perl","binary_version":"3.10-1ubuntu1"},{"binary_name":"libremctl1","binary_version":"3.10-1ubuntu1"},{"binary_name":"python-remctl","binary_version":"3.10-1ubuntu1"},{"binary_name":"remctl-client","binary_version":"3.10-1ubuntu1"},{"binary_name":"remctl-server","binary_version":"3.10-1ubuntu1"},{"binary_name":"ruby-remctl","binary_version":"3.10-1ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-0493.json"}},{"package":{"name":"remctl","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/remctl@3.13-1+deb9u1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.13-1+deb9u1"}]}],"versions":["3.13-1build3","3.13-1build4","3.13-1build5"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libnet-remctl-perl","binary_version":"3.13-1+deb9u1"},{"binary_version":"3.13-1+deb9u1","binary_name":"libremctl1"},{"binary_name":"php-remctl","binary_version":"3.13-1+deb9u1"},{"binary_name":"python-remctl","binary_version":"3.13-1+deb9u1"},{"binary_name":"remctl-client","binary_version":"3.13-1+deb9u1"},{"binary_name":"remctl-server","binary_version":"3.13-1+deb9u1"},{"binary_name":"ruby-remctl","binary_version":"3.13-1+deb9u1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-0493.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}