CVEvulnerability

CVE-2014-2735

5.8 MEDIUM Published 2014-04-22 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2014-04-22
Last modified
2026-06-17
Assigner
[email protected]
CVSS 2.0 ([email protected])
5.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:N
Weaknesses
CWE-20

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.

Affected configurations

• winscp winscp (<= 5.5.2) • winscp winscp 5.5 • winscp winscp 5.5.1

Related

Weakness · CWE (1)

  • CWE-20 Improper Input Validation weakness

References