{"id":"UBUNTU-CVE-2019-11365","details":"An issue was discovered in atftpd in atftp 0.7.1. A remote attacker may send a crafted packet triggering a stack-based buffer overflow due to an insecurely implemented strncpy call. The vulnerability is triggered by sending an error packet of 3 bytes or fewer. There are multiple instances of this vulnerable strncpy pattern within the code base, specifically within tftpd_file.c, tftp_file.c, tftpd_mtftp.c, and tftp_mtftp.c.","modified":"2026-02-04T03:46:53.446373Z","published":"2019-04-20T13:29:00Z","related":["USN-4540-1","USN-4643-1"],"upstream":["CVE-2019-11365"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-11365"},{"type":"REPORT","url":"https://pulsesecurity.co.nz/advisories/atftpd-multiple-vulnerabilities"},{"type":"REPORT","url":"https://sourceforge.net/p/atftp/code/ci/abed7d245d8e8bdfeab24f9f7f55a52c3140f96b/"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4540-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4643-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2019-11365"}],"affected":[{"package":{"name":"atftp","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/atftp@0.7.git20120829-3.1~0.16.04.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.git20120829-3.1~0.16.04.1"}]}],"versions":["0.7.git20120829-2.1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"atftp","binary_version":"0.7.git20120829-3.1~0.16.04.1"},{"binary_version":"0.7.git20120829-3.1~0.16.04.1","binary_name":"atftpd"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-11365.json"}},{"package":{"name":"atftp","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/atftp@0.7.git20120829-3.1~0.18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.7.git20120829-3.1~0.18.04.1"}]}],"versions":["0.7.git20120829-3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"atftp","binary_version":"0.7.git20120829-3.1~0.18.04.1"},{"binary_version":"0.7.git20120829-3.1~0.18.04.1","binary_name":"atftpd"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-11365.json"}}],"schema_version":"1.7.3","severity":[{"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"}]}