[jboss-jira] [JBoss JIRA] (ELY-1475) Empty username for FormAuthenticationMechanism causes IllegalArgumentException

Ondrej Lukas created ELY-1475: --------------------------------- Summary: Empty username for FormAuthenticationMechanism causes IllegalArgumentException Key: ELY-1475 URL: https://issues.jboss.org/browse/ELY-1475 Project: WildFly Elytron Issue Type: Bug Reporter: Ondrej Lukas Assignee: Darran Lofthouse In case when empty username is passed to FormAuthenticationMechanism.attemptAuthentication then IllegalArgumentException is thrown from constructor of NameCallback. This happens in cases when form is sent with empty value for j_username. See exception: {code} ERROR [io.undertow.request] (default task-18) UT005023: Exception handling request to /depForm/j_security_check: java.lang.IllegalArgumentException at javax.security.auth.callback.NameCallback.<init>(NameCallback.java:90) at org.wildfly.security.http.impl.UsernamePasswordAuthenticationMechanism.authenticate(UsernamePasswordAuthenticationMechanism.java:60) at org.wildfly.security.http.impl.FormAuthenticationMechanism.attemptAuthentication(FormAuthenticationMechanism.java:172) at org.wildfly.security.http.impl.FormAuthenticationMechanism.evaluateRequest(FormAuthenticationMechanism.java:106) at org.wildfly.security.http.util.SetMechanismInformationMechanismFactory$1.evaluateRequest(SetMechanismInformationMechanismFactory.java:114) at org.wildfly.security.http.util.SecurityIdentityServerMechanismFactory$1.evaluateRequest(SecurityIdentityServerMechanismFactory.java:77) at org.wildfly.security.http.HttpAuthenticator$AuthenticationExchange.authenticate(HttpAuthenticator.java:115) at org.wildfly.security.http.HttpAuthenticator$AuthenticationExchange.access$100(HttpAuthenticator.java:94) at org.wildfly.security.http.HttpAuthenticator.authenticate(HttpAuthenticator.java:78) at org.wildfly.elytron.web.undertow.server.SecurityContextImpl.authenticate(SecurityContextImpl.java:100) at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:55) at io.undertow.server.handlers.DisableCacheHandler.handleRequest(DisableCacheHandler.java:33) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) at io.undertow.security.handlers.AuthenticationConstraintHandler.handleRequest(AuthenticationConstraintHandler.java:53) at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46) at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64) at io.undertow.servlet.handlers.security.ServletSecurityConstraintHandler.handleRequest(ServletSecurityConstraintHandler.java:59) at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) at org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) at org.wildfly.extension.undertow.deployment.GlobalRequestControllerHandler.handleRequest(GlobalRequestControllerHandler.java:68) at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43) at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292) at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81) at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138) at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135) at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48) at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1508) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1508) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1508) at org.wildfly.extension.undertow.deployment.UndertowDeploymentInfoService$UndertowThreadSetupAction.lambda$create$0(UndertowDeploymentInfoService.java:1508) at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272) at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81) at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104) at io.undertow.server.Connectors.executeRootHandler(Connectors.java:326) at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:812) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) {code} It seems that [1] should also check {{username.length() == 0}}. [1] https://github.com/wildfly-security/wildfly-elytron/blob/32ff7c17965b3eca... -- This message was sent by Atlassian JIRA (v7.5.0#75005)