{"id":"UBUNTU-CVE-2019-18936","details":"UniValue::read() in UniValue before 1.0.5 allow attackers to cause a denial of service (the class internal data reaches an inconsistent state) via input data that triggers an error.","modified":"2026-05-20T16:06:17.367202479Z","published":"2020-03-21T01:15:00Z","upstream":["CVE-2019-18936"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-18936"},{"type":"REPORT","url":"https://github.com/jgarzik/univalue/compare/v1.0.4...v1.0.5"},{"type":"REPORT","url":"https://github.com/jgarzik/univalue/pull/58"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-18936"}],"affected":[{"package":{"name":"libunivalue","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/libunivalue?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.2-3","1.0.3-4"],"ecosystem_specific":{"binaries":[{"binary_version":"1.0.3-4","binary_name":"libunivalue0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18936.json"}},{"package":{"name":"libunivalue","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/libunivalue?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.4-2","1.0.4-2build1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.0.4-2build1","binary_name":"libunivalue0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18936.json"}},{"package":{"name":"libunivalue","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/libunivalue?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.1+20191112-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.1.1+20191112-1ubuntu1","binary_name":"libunivalue0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18936.json"}},{"package":{"name":"libunivalue","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/libunivalue?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.1+20191112-1ubuntu1","1.1.1+20191112-2ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.1.1+20191112-2ubuntu1","binary_name":"libunivalue0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18936.json"}},{"package":{"name":"libunivalue","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/libunivalue?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.1+20191112-3ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.1.1+20191112-3ubuntu1","binary_name":"libunivalue0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18936.json"}},{"package":{"name":"libunivalue","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/libunivalue?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.1.1+20191112-3ubuntu1","1.1.1+20191112-4"],"ecosystem_specific":{"binaries":[{"binary_version":"1.1.1+20191112-4","binary_name":"libunivalue0"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-18936.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:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}