DefaultHostnameVerifier in Ldaptive (formerly vt-ldap) does not properly verify that the server hostname matches a domain name in the subject's Common Name (CN) field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| edu.vt.middleware:vt-ldap(Maven) | 0 | 3.3.8 | N/A |
| edu.internet2.middleware:shibboleth-identityprovider(Maven) | 0 | 2.4.2 | N/A |
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