{"id":"UBUNTU-CVE-2020-13775","details":"ZNC 1.8.0 up to 1.8.1-rc1 allows authenticated users to trigger an application crash (with a NULL pointer dereference) if echo-message is not enabled and there is no network.","modified":"2026-04-22T12:30:00.000392Z","published":"2020-06-02T23:15:00Z","upstream":["CVE-2020-13775"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-13775"},{"type":"REPORT","url":"https://github.com/znc/znc/commit/2390ad111bde16a78c98ac44572090b33c3bd2d8"},{"type":"REPORT","url":"https://github.com/znc/znc/commit/d229761821da38d984a9e4098ad96842490dc001"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-13775"}],"affected":[{"package":{"name":"znc","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/znc@1.2-3ubuntu0.1+esm3?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0-5","1.0-5build1","1.2-1","1.2-2","1.2-3","1.2-3build1","1.2-3ubuntu0.1","1.2-3ubuntu0.1+esm1","1.2-3ubuntu0.1+esm3"],"ecosystem_specific":{"binaries":[{"binary_name":"znc","binary_version":"1.2-3ubuntu0.1+esm3"},{"binary_name":"znc-perl","binary_version":"1.2-3ubuntu0.1+esm3"},{"binary_name":"znc-python","binary_version":"1.2-3ubuntu0.1+esm3"},{"binary_name":"znc-tcl","binary_version":"1.2-3ubuntu0.1+esm3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-13775.json"}},{"package":{"name":"znc","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/znc@1.6.3-1ubuntu0.2+esm2?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.1-1","1.6.1-1build1","1.6.1-2","1.6.2-1","1.6.2-2","1.6.2-2build1","1.6.3-1","1.6.3-1ubuntu0.1","1.6.3-1ubuntu0.2","1.6.3-1ubuntu0.2+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"znc","binary_version":"1.6.3-1ubuntu0.2+esm2"},{"binary_name":"znc-perl","binary_version":"1.6.3-1ubuntu0.2+esm2"},{"binary_name":"znc-python","binary_version":"1.6.3-1ubuntu0.2+esm2"},{"binary_name":"znc-tcl","binary_version":"1.6.3-1ubuntu0.2+esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-13775.json"}},{"package":{"name":"znc","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/znc@1.6.6-1ubuntu0.2+esm2?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.6.5-2build2","1.6.5-2build3","1.6.5-2build4","1.6.5-2build5","1.6.6-1","1.6.6-1ubuntu0.1","1.6.6-1ubuntu0.2","1.6.6-1ubuntu0.2+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"znc","binary_version":"1.6.6-1ubuntu0.2+esm2"},{"binary_name":"znc-perl","binary_version":"1.6.6-1ubuntu0.2+esm2"},{"binary_name":"znc-python","binary_version":"1.6.6-1ubuntu0.2+esm2"},{"binary_name":"znc-tcl","binary_version":"1.6.6-1ubuntu0.2+esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-13775.json"}},{"package":{"name":"znc","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/znc@1.7.5-4ubuntu0.1~esm2?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.7.4-7","1.7.4-7build1","1.7.5-1","1.7.5-2","1.7.5-2build1","1.7.5-2build2","1.7.5-2build3","1.7.5-3","1.7.5-3build1","1.7.5-4","1.7.5-4ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"znc","binary_version":"1.7.5-4ubuntu0.1~esm2"},{"binary_name":"znc-backlog","binary_version":"0.20180824+1.7.5-4ubuntu0.1~esm2"},{"binary_name":"znc-perl","binary_version":"1.7.5-4ubuntu0.1~esm2"},{"binary_name":"znc-push","binary_version":"1.0.0+git20190521.78d0385+1.7.5-4ubuntu0.1~esm2"},{"binary_name":"znc-python","binary_version":"1.7.5-4ubuntu0.1~esm2"},{"binary_name":"znc-tcl","binary_version":"1.7.5-4ubuntu0.1~esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-13775.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}