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KEYCLOAK-2024 - username guessing

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This commit is contained in:
Michael Gerber 2015-11-10 09:04:10 +01:00
parent 2b23497f92
commit 1437f7da35
4 changed files with 38 additions and 23 deletions
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2
services/src/main/java/org/keycloak/authentication/authenticators/broker/IdpUsernamePasswordForm.java
View file

@ -37,7 +37,7 @@ public class IdpUsernamePasswordForm extends UsernamePasswordForm {
// Restore formData for the case of error
setupForm(context, formData, existingUser);
return validatePassword(context, formData);
return validatePassword(context, existingUser, formData);
}
protected LoginFormsProvider setupForm(AuthenticationFlowContext context, MultivaluedMap<String, String> formData, UserModel existingUser) {

53
services/src/main/java/org/keycloak/authentication/authenticators/browser/AbstractUsernameFormAuthenticator.java
View file

@ -71,12 +71,16 @@ public abstract class AbstractUsernameFormAuthenticator extends AbstractFormAuth
context.failureChallenge(AuthenticationFlowError.INVALID_USER, challengeResponse);
return true;
}
return false;
}
public boolean enabledUser(AuthenticationFlowContext context, UserModel user) {
if (!user.isEnabled()) {
context.getEvent().user(user);
context.getEvent().error(Errors.USER_DISABLED);
Response challengeResponse = disabledUser(context);
context.failureChallenge(AuthenticationFlowError.USER_DISABLED, challengeResponse);
return true;
return false;
}
if (context.getRealm().isBruteForceProtected()) {
if (context.getProtector().isTemporarilyDisabled(context.getSession(), context.getRealm(), user.getUsername())) {
@ -84,13 +88,13 @@ public abstract class AbstractUsernameFormAuthenticator extends AbstractFormAuth
context.getEvent().error(Errors.USER_TEMPORARILY_DISABLED);
Response challengeResponse = temporarilyDisabledUser(context);
context.failureChallenge(AuthenticationFlowError.USER_TEMPORARILY_DISABLED, challengeResponse);
return true;
}
}
return false;
}
}
return true;
}
public boolean validateUser(AuthenticationFlowContext context, MultivaluedMap<String, String> inputData) {
public boolean validateUserAndPassword(AuthenticationFlowContext context, MultivaluedMap<String, String> inputData) {
String username = inputData.getFirst(AuthenticationManager.FORM_USERNAME);
if (username == null) {
context.getEvent().error(Errors.USER_NOT_FOUND);
@ -117,7 +121,18 @@ public abstract class AbstractUsernameFormAuthenticator extends AbstractFormAuth
return false;
}
if (invalidUser(context, user)) return false;
if (invalidUser(context, user)){
return false;
}
if (!validatePassword(context, user, inputData)){
return false;
}
if(!enabledUser(context, user)){
return false;
}
String rememberMe = inputData.getFirst("rememberMe");
boolean remember = rememberMe != null && rememberMe.equalsIgnoreCase("on");
if (remember) {
@ -130,29 +145,27 @@ public abstract class AbstractUsernameFormAuthenticator extends AbstractFormAuth
return true;
}
public boolean validatePassword(AuthenticationFlowContext context, MultivaluedMap<String, String> inputData) {
public boolean validatePassword(AuthenticationFlowContext context, UserModel user, MultivaluedMap<String, String> inputData) {
List<UserCredentialModel> credentials = new LinkedList<>();
String password = inputData.getFirst(CredentialRepresentation.PASSWORD);
if (password == null || password.isEmpty()) {
if (context.getUser() != null) {
context.getEvent().user(context.getUser());
}
context.getEvent().error(Errors.INVALID_USER_CREDENTIALS);
Response challengeResponse = invalidCredentials(context);
context.failureChallenge(AuthenticationFlowError.INVALID_CREDENTIALS, challengeResponse);
context.clearUser();
invalidPassword(context, user);
return false;
}
credentials.add(UserCredentialModel.password(password));
boolean valid = context.getSession().users().validCredentials(context.getRealm(), context.getUser(), credentials);
boolean valid = context.getSession().users().validCredentials(context.getRealm(), user, credentials);
if (!valid) {
context.getEvent().user(context.getUser());
context.getEvent().error(Errors.INVALID_USER_CREDENTIALS);
Response challengeResponse = invalidCredentials(context);
context.failureChallenge(AuthenticationFlowError.INVALID_CREDENTIALS, challengeResponse);
context.clearUser();
invalidPassword(context, user);
return false;
}
return true;
}
private void invalidPassword(AuthenticationFlowContext context, UserModel user) {
context.getEvent().user(user);
context.getEvent().error(Errors.INVALID_USER_CREDENTIALS);
Response challengeResponse = invalidCredentials(context);
context.failureChallenge(AuthenticationFlowError.INVALID_CREDENTIALS, challengeResponse);
context.clearUser();
}
}

2
services/src/main/java/org/keycloak/authentication/authenticators/browser/UsernamePasswordForm.java
View file

@ -38,7 +38,7 @@ public class UsernamePasswordForm extends AbstractUsernameFormAuthenticator impl
}
protected boolean validateForm(AuthenticationFlowContext context, MultivaluedMap<String, String> formData) {
return validateUser(context, formData) && validatePassword(context, formData);
return validateUserAndPassword(context, formData);
}
@Override

6
testsuite/integration/src/test/java/org/keycloak/testsuite/forms/LoginTest.java
View file

@ -215,9 +215,10 @@ public class LoginTest {
Assert.assertEquals("login-test", loginPage.getUsername());
Assert.assertEquals("", loginPage.getPassword());
Assert.assertEquals("Account is disabled, contact admin.", loginPage.getError());
// KEYCLOAK-2024
Assert.assertEquals("Invalid username or password.", loginPage.getError());
events.expectLogin().user(userId).session((String) null).error("user_disabled")
events.expectLogin().user(userId).session((String) null).error("invalid_user_credentials")
.detail(Details.USERNAME, "login-test")
.removeDetail(Details.CONSENT)
.assertEvent();
@ -250,6 +251,7 @@ public class LoginTest {
Assert.assertEquals("login-test", loginPage.getUsername());
Assert.assertEquals("", loginPage.getPassword());
// KEYCLOAK-2024
Assert.assertEquals("Account is disabled, contact admin.", loginPage.getError());
events.expectLogin().user(userId).session((String) null).error("user_disabled")