{"schema_version":"1.7.5","id":"UBUNTU-CVE-2023-51713","published":"2023-12-22T03:15:00Z","modified":"2026-04-22T14:16:42.662334Z","related":["USN-7297-1"],"upstream":["CVE-2023-51713"],"details":"make_ftp_cmd in main.c in ProFTPD before 1.3.8a has a one-byte out-of-bounds read, and daemon crash, because of mishandling of quote/backslash semantics.","affected":[{"package":{"name":"proftpd-dfsg","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/proftpd-dfsg@1.3.5a-1ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.5-2","1.3.5a-1","1.3.5a-1build1","1.3.5a-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"proftpd-basic","binary_version":"1.3.5a-1ubuntu0.1"},{"binary_name":"proftpd-mod-geoip","binary_version":"1.3.5a-1ubuntu0.1"},{"binary_name":"proftpd-mod-ldap","binary_version":"1.3.5a-1ubuntu0.1"},{"binary_name":"proftpd-mod-mysql","binary_version":"1.3.5a-1ubuntu0.1"},{"binary_name":"proftpd-mod-odbc","binary_version":"1.3.5a-1ubuntu0.1"},{"binary_name":"proftpd-mod-pgsql","binary_version":"1.3.5a-1ubuntu0.1"},{"binary_name":"proftpd-mod-sqlite","binary_version":"1.3.5a-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-51713.json"}},{"package":{"name":"proftpd-dfsg","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/proftpd-dfsg@1.3.5e-1build1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.5d-1","1.3.5e-1build1"],"ecosystem_specific":{"binaries":[{"binary_name":"proftpd-basic","binary_version":"1.3.5e-1build1"},{"binary_name":"proftpd-mod-geoip","binary_version":"1.3.5e-1build1"},{"binary_name":"proftpd-mod-ldap","binary_version":"1.3.5e-1build1"},{"binary_name":"proftpd-mod-mysql","binary_version":"1.3.5e-1build1"},{"binary_name":"proftpd-mod-odbc","binary_version":"1.3.5e-1build1"},{"binary_name":"proftpd-mod-pgsql","binary_version":"1.3.5e-1build1"},{"binary_name":"proftpd-mod-sqlite","binary_version":"1.3.5e-1build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-51713.json"}},{"package":{"name":"proftpd-dfsg","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/proftpd-dfsg@1.3.6c-2ubuntu0.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.6c-2ubuntu0.1"}]}],"versions":["1.3.6-6build2","1.3.6c-1","1.3.6c-2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"proftpd-basic","binary_version":"1.3.6c-2ubuntu0.1"},{"binary_name":"proftpd-mod-geoip","binary_version":"1.3.6c-2ubuntu0.1"},{"binary_name":"proftpd-mod-ldap","binary_version":"1.3.6c-2ubuntu0.1"},{"binary_name":"proftpd-mod-mysql","binary_version":"1.3.6c-2ubuntu0.1"},{"binary_name":"proftpd-mod-odbc","binary_version":"1.3.6c-2ubuntu0.1"},{"binary_name":"proftpd-mod-pgsql","binary_version":"1.3.6c-2ubuntu0.1"},{"binary_name":"proftpd-mod-snmp","binary_version":"1.3.6c-2ubuntu0.1"},{"binary_name":"proftpd-mod-sqlite","binary_version":"1.3.6c-2ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-51713.json"}},{"package":{"name":"proftpd-dfsg","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/proftpd-dfsg@1.3.7c+dfsg-1ubuntu0.1?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.3.7c+dfsg-1ubuntu0.1"}]}],"versions":["1.3.7b+dfsg-1","1.3.7c+dfsg-1build1"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"proftpd-basic","binary_version":"1.3.7c+dfsg-1ubuntu0.1"},{"binary_name":"proftpd-core","binary_version":"1.3.7c+dfsg-1ubuntu0.1"},{"binary_name":"proftpd-mod-crypto","binary_version":"1.3.7c+dfsg-1ubuntu0.1"},{"binary_name":"proftpd-mod-geoip","binary_version":"1.3.7c+dfsg-1ubuntu0.1"},{"binary_name":"proftpd-mod-ldap","binary_version":"1.3.7c+dfsg-1ubuntu0.1"},{"binary_name":"proftpd-mod-mysql","binary_version":"1.3.7c+dfsg-1ubuntu0.1"},{"binary_name":"proftpd-mod-odbc","binary_version":"1.3.7c+dfsg-1ubuntu0.1"},{"binary_name":"proftpd-mod-pgsql","binary_version":"1.3.7c+dfsg-1ubuntu0.1"},{"binary_name":"proftpd-mod-snmp","binary_version":"1.3.7c+dfsg-1ubuntu0.1"},{"binary_name":"proftpd-mod-sqlite","binary_version":"1.3.7c+dfsg-1ubuntu0.1"},{"binary_name":"proftpd-mod-wrap","binary_version":"1.3.7c+dfsg-1ubuntu0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-51713.json"}}],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2023-51713"},{"type":"REPORT","url":"https://github.com/proftpd/proftpd/commit/1376d8ccc0966d1ce9a1c76b32c6a9ca61bbe67f"},{"type":"REPORT","url":"https://github.com/proftpd/proftpd/commit/97bbe68363ccf2de0c07f67170ec64a8b4d62592"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2023-51713"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7297-1"}],"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":"medium"}]}