No subject alternative DNS name exception in LDAPS validation
Issue
- Error
No subject alternative DNS name matching XXXXXX foundwhen authenticating using an ldaps realm or security domain. -
After upgrading to JDK my ldaps validation throws a
CertificateException.Exception in thread "main" javax.naming.CommunicationException: ad.sample.com:636 [Root exception is javax.net.ssl.SSLHandshakeException: java.security.cert.CertificateException: No subject alternative DNS name matching XXXXXX found.] at com.sun.jndi.ldap.Connection.<init>(Connection.java:238) at com.sun.jndi.ldap.LdapClient.<init>(LdapClient.java:137) at com.sun.jndi.ldap.LdapClient.getInstance(LdapClient.java:1615) at com.sun.jndi.ldap.LdapCtx.connect(LdapCtx.java:2749) at com.sun.jndi.ldap.LdapCtx.<init>(LdapCtx.java:319) at com.sun.jndi.ldap.LdapCtxFactory.getUsingURL(LdapCtxFactory.java:192) at com.sun.jndi.ldap.LdapCtxFactory.getUsingURLs(LdapCtxFactory.java:210) at com.sun.jndi.ldap.LdapCtxFactory.getLdapCtxInstance(LdapCtxFactory.java:153) at com.sun.jndi.ldap.LdapCtxFactory.getInitialContext(LdapCtxFactory.java:83) at javax.naming.spi.NamingManager.getInitialContext(NamingManager.java:684) at javax.naming.InitialContext.getDefaultInitCtx(InitialContext.java:313) at javax.naming.InitialContext.init(InitialContext.java:244) at javax.naming.ldap.InitialLdapContext.<init>(InitialLdapContext.java:154) ... Caused by: javax.net.ssl.SSLHandshakeException: java.security.cert.CertificateException: No subject alternative DNS name matching XXXXXX found. at sun.security.ssl.Alerts.getSSLException(Alerts.java:192) at sun.security.ssl.SSLSocketImpl.fatal(SSLSocketImpl.java:1964) at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:328) at sun.security.ssl.Handshaker.fatalSE(Handshaker.java:322) at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1614) at sun.security.ssl.ClientHandshaker.processMessage(ClientHandshaker.java:216) at sun.security.ssl.Handshaker.processLoop(Handshaker.java:1052) at sun.security.ssl.Handshaker.process_record(Handshaker.java:987) at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1072) at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1385) at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1413) at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1397) at com.sun.jndi.ldap.Connection.createSocket(Connection.java:394) at com.sun.jndi.ldap.Connection.<init>(Connection.java:215) ... 15 more Caused by: java.security.cert.CertificateException: No subject alternative DNS name matching XXXXXX found. at sun.security.util.HostnameChecker.matchDNS(HostnameChecker.java:214) at sun.security.util.HostnameChecker.match(HostnameChecker.java:96) at sun.security.ssl.X509TrustManagerImpl.checkIdentity(X509TrustManagerImpl.java:459) at sun.security.ssl.X509TrustManagerImpl.checkIdentity(X509TrustManagerImpl.java:436) at sun.security.ssl.X509TrustManagerImpl.checkTrusted(X509TrustManagerImpl.java:200) at sun.security.ssl.X509TrustManagerImpl.checkServerTrusted(X509TrustManagerImpl.java:124) at sun.security.ssl.ClientHandshaker.serverCertificate(ClientHandshaker.java:1596) ... 24 more
Environment
- JBoss Enterprise Application Platform (EAP)
- 6
- 7
- OpenJDK or Sun JDK
- 8u181+
- 7u191+
- 6u201+
- Ldaps connection.
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
