Vulnerability Details CVE-2020-20277
There are multiple unauthenticated directory traversal vulnerabilities in different FTP commands in uftpd FTP server versions 2.7 to 2.10 due to improper implementation of a chroot jail in common.c's compose_abspath function that can be abused to read or write to arbitrary files on the filesystem, leak process memory, or potentially lead to remote code execution.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.395
EPSS Ranking 97.1%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 7.5
References
- http://packetstormsecurity.com/files/167908/uftpd-2.10-Directory-Traversal.html
- https://arinerron.com/blog/posts/6
- https://github.com/troglobit/uftpd/commit/455b47d3756aed162d2d0ef7f40b549f3b5b30fe
- http://packetstormsecurity.com/files/167908/uftpd-2.10-Directory-Traversal.html
- https://arinerron.com/blog/posts/6
- https://github.com/troglobit/uftpd/commit/455b47d3756aed162d2d0ef7f40b549f3b5b30fe