Total vulnerabilities in the database
WinSCP before 5.5.3, when FTP with TLS is used, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
| Software | From | Fixed in |
|---|---|---|
| winscp / winscp | 5.5 | 5.5.x |
| winscp / winscp | 5.5.1 | 5.5.1.x |
| winscp / winscp | - | 5.5.2.x |