VULNERABILITY INTELLIGENCE
CVE-2014-2735
CVSS score5.8 MEDIUM
EPSS probability0.79%
CISA KEVNot currently listed
Published2014-04-22
Last modified2026-06-17
CVSS vectorAV:N/AC:M/Au:N/C:P/I:P/A:N
Description
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.
Weakness classification
- CWE-20: Improper Input Validation