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MEDIUM

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

Published Apr 21, 2014

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 products

Remediation

No remediation recorded yet.

Metrics

Weaknesses (1)

CWE-20

Improper Input Validation

References (3)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Apr 21, 2014
Updated Aug 6, 2024
Reserved Apr 8, 2014
Link CVE-2014-2735
CISA Vulnrichment
Updated n/a
NVD
Status Modified
Modified Jun 17, 2026
Link CVE-2014-2735
Red Hat
Severity n/a
Public date n/a
Links CVE-2014-2735