From 660195334260d09d1a81f1835e14ebc7e5a66100 Mon Sep 17 00:00:00 2001
From: rmartinc <rmartinc@redhat.com>
Date: Wed, 29 Nov 2023 13:26:00 +0000
Subject: [PATCH] Remove lowercase for the hostname as recommended/advised by OAuth spec Closes https://github.com/keycloak/keycloak/issues/25001
---
src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java | 25 ++++++++++---------------
1 files changed, 10 insertions(+), 15 deletions(-)
diff --git a/src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java b/src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java
index b1bc4e3..81669f5 100644
--- a/src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java
+++ b/src/main/java/org/keycloak/protocol/cas/utils/RedirectUtils.java
@@ -72,10 +72,8 @@
if (validRedirect.startsWith("/")) {
validRedirect = relativeToAbsoluteURI(session, rootUrl, validRedirect);
logger.debugv("replacing relative valid redirect with: {0}", validRedirect);
- resolveValidRedirects.add(validRedirect);
- } else {
- resolveValidRedirects.add(validRedirect);
}
+ resolveValidRedirects.add(validRedirect);
}
return resolveValidRedirects;
}
@@ -148,7 +146,11 @@
valid = matchesRedirects(resolveValidRedirects, redirectUri, false);
}
- if (valid != null && redirectUri.startsWith("/")) {
+ if (valid != null && !originalRedirect.isAbsolute()) {
+ // return absolute if the original URI is relative
+ if (!redirectUri.startsWith("/")) {
+ redirectUri = "/" + redirectUri;
+ }
redirectUri = relativeToAbsoluteURI(session, rootUrl, redirectUri);
}
@@ -174,7 +176,7 @@
private static URI toUri(String redirectUri) {
URI uri = null;
if (redirectUri != null) {
- try {
+ try {
uri = URI.create(redirectUri);
} catch (IllegalArgumentException cause) {
logger.debug("Invalid redirect uri", cause);
@@ -189,7 +191,6 @@
String redirectUri = null;
if (uri != null) {
redirectUri = uri.normalize().toString();
- redirectUri = lowerCaseHostname(redirectUri);
}
return redirectUri;
}
@@ -204,9 +205,11 @@
KeycloakUriBuilder uriBuilder = KeycloakUriBuilder.fromUri(redirectUri, false).preserveDefaultPort();
String origQuery = uriBuilder.getQuery();
String origFragment = uriBuilder.getFragment();
+ String origUserInfo = uriBuilder.getUserInfo();
String encodedRedirectUri = uriBuilder
.replaceQuery(null)
.fragment(null)
+ .userInfo(null)
.buildAsString();
String decodedRedirectUri = null;
@@ -217,6 +220,7 @@
return KeycloakUriBuilder.fromUri(decodedRedirectUri, false).preserveDefaultPort()
.replaceQuery(origQuery)
.fragment(origFragment)
+ .userInfo(origUserInfo)
.buildAsString();
} else {
// Next attempt
@@ -230,15 +234,6 @@
return null;
}
- private static String lowerCaseHostname(String redirectUri) {
- int n = redirectUri.indexOf('/', 7);
- if (n == -1) {
- return redirectUri.toLowerCase();
- } else {
- return redirectUri.substring(0, n).toLowerCase() + redirectUri.substring(n);
- }
- }
-
private static String relativeToAbsoluteURI(KeycloakSession session, String rootUrl, String relative) {
if (rootUrl != null) {
rootUrl = ResolveRelative.resolveRootUrl(session, rootUrl);
--
Gitblit v1.10.0