Provide references for CVE-2020-5221.
Where can I find more information about CVE-2020-5221?
References are available at: https://github.com/troglobit/uftpd/security/advisories/GHSA-wmx8-v7mx-6x9h, https://github.com/troglobit/uftpd/commit/455b47d3756aed162d2d0ef7f40b549f3b5b30fe.