{"id":"UBUNTU-CVE-2019-12107","details":"The upnp_event_prepare function in upnpevents.c in MiniUPnP MiniUPnPd through 2.1 allows a remote attacker to leak information from the heap due to improper validation of an snprintf return value.","modified":"2026-09-07T14:01:32.621196883Z","published":"2019-05-15T23:29:00Z","related":["USN-4542-1"],"upstream":["CVE-2019-12107"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-12107"},{"type":"REPORT","url":"https://github.com/miniupnp/miniupnp/commit/bec6ccec63cadc95655721bc0e1dd49dac759d94"},{"type":"REPORT","url":"https://www.vdoo.com/blog/security-issues-discovered-in-miniupnp"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4542-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-12107"}],"affected":[{"package":{"name":"miniupnpd","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/miniupnpd?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.20140523-4.1+deb9u2build0.16.04.1"}]}],"versions":["1.8.20140523-4","1.8.20140523-4.1+deb9u1build0.16.04.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"miniupnpd","binary_version":"1.8.20140523-4.1+deb9u2build0.16.04.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-12107.json"}},{"package":{"name":"miniupnpd","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/miniupnpd?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.20140523-4.1","1.8.20140523-4.2","2.0.20171212-1","2.0.20171212-2","2.0.20171212-2ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"miniupnpd","binary_version":"2.0.20171212-2ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-12107.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}