Hi Jacques,

I would *always* prefer a Jira, patch and discussion *first* before a commit in these core areas of the application.

Regards,

Michael


Am 03.06.18 um 10:28 schrieb Jacques Le Roux:
Hi Taher,

Thanks for asking.

I created the Jira afterwards and then updated the commits comments. More a pattern to prevent security disclosures. I must say in this case not of much use, anyway I prefer to keep this habit.

I called session.invalidate() because at this stage we already have a session. Actually an org.apache.catalina.session.StandardSessionFacade, Tomcat handles it. So request.getSession() does not create one.

But I had a new look and I can do better. I was unaware of request.changeSessionId() which is better here since I only need to change the session id.

I'll change that

Jacques


Le 03/06/2018 à 00:33, Taher Alkhateeb a écrit :
I can't find the JIRA reference for this commit, can you place share a
JIRA if it exists? Also, I'm not sure why you're calling
session.invalidate()? Doesn't request.getSession() already assign a
new session depending on client settings?

On Fri, Jun 1, 2018 at 10:37 AM,  <jler...@apache.org> wrote:
Author: jleroux
Date: Fri Jun  1 07:37:27 2018
New Revision: 1832662

URL: http://svn.apache.org/viewvc?rev=1832662&view=rev
Log:
Fixes a session fixation security issue discovered by a client with the security
  audit tool "IBM Security AppScan Enterprise , Version : 9.0.3.7"

Prevents the session fixation by making Tomcat generate a new jsessionId
(ultimately put in cookie).

Only do when really signing in to avoid unnecessary calls
Though if the client has disabled the use of cookies, then a session will be
new on each request, not a good choice on client side!



Modified:
ofbiz/ofbiz-framework/trunk/framework/webapp/src/main/java/org/apache/ofbiz/webapp/control/LoginWorker.java

Modified: ofbiz/ofbiz-framework/trunk/framework/webapp/src/main/java/org/apache/ofbiz/webapp/control/LoginWorker.java URL: http://svn.apache.org/viewvc/ofbiz/ofbiz-framework/trunk/framework/webapp/src/main/java/org/apache/ofbiz/webapp/control/LoginWorker.java?rev=1832662&r1=1832661&r2=1832662&view=diff ============================================================================== --- ofbiz/ofbiz-framework/trunk/framework/webapp/src/main/java/org/apache/ofbiz/webapp/control/LoginWorker.java (original) +++ ofbiz/ofbiz-framework/trunk/framework/webapp/src/main/java/org/apache/ofbiz/webapp/control/LoginWorker.java Fri Jun  1 07:37:27 2018
@@ -328,6 +328,14 @@ public class LoginWorker {
       */
      public static String login(HttpServletRequest request, HttpServletResponse response) {
          HttpSession session = request.getSession();
+
+        // Prevent session fixation by making Tomcat generate a new jsessionId (ultimately put in cookie).
+        if (!session.isNew()) {  // Only do when really signing in.
+            session.invalidate(); // If the client has disabled the use of cookies, then a session will be new on each request, not a good choice on client side!
+            session = request.getSession(true);
+            UtilHttp.setInitialRequestInfo(request); // We need to put that in place again
+        }
+
          Delegator delegator = (Delegator) request.getAttribute("delegator");
          String username = request.getParameter("USERNAME");
          String password = request.getParameter("PASSWORD");





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