[SCM] Samba Shared Repository - branch v3-6-test updated

Karolin Seeger kseeger at samba.org
Tue Apr 30 01:27:23 MDT 2013


The branch, v3-6-test has been updated
       via  6287391 BUG 9817: Fix 'map untrusted to domain' with NTLMv2.
      from  dd07b3c bug 9830: fix panic in nt_printer_publish_ads

http://gitweb.samba.org/?p=samba.git;a=shortlog;h=v3-6-test


- Log -----------------------------------------------------------------
commit 62873916076d748f7c91868a6cd28d35e64d8dca
Author: Andreas Schneider <asn at samba.org>
Date:   Wed Apr 24 15:27:21 2013 +0200

    BUG 9817: Fix 'map untrusted to domain' with NTLMv2.
    
    Signed-off-by: Andreas Schneider <asn at samba.org>
    Reviewed-by: Günther Deschner <gd at samba.org>
    Reviewed-by: Stefan Metzmacher <metze at samba.org>
    
    Autobuild-User(master): Andreas Schneider <asn at cryptomilk.org>
    Autobuild-Date(master): Wed Apr 24 17:14:48 CEST 2013 on sn-devel-104

-----------------------------------------------------------------------

Summary of changes:
 source3/auth/auth_winbind.c |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)


Changeset truncated at 500 lines:

diff --git a/source3/auth/auth_winbind.c b/source3/auth/auth_winbind.c
index 2143353..57a8866 100644
--- a/source3/auth/auth_winbind.c
+++ b/source3/auth/auth_winbind.c
@@ -62,9 +62,15 @@ static NTSTATUS check_winbind_security(const struct auth_context *auth_context,
 	}
 
 	/* Send off request */
-
 	params.account_name	= user_info->client.account_name;
-	params.domain_name	= user_info->mapped.domain_name;
+	/*
+	 * We need to send the domain name from the client to the DC. With
+	 * NTLMv2 the domain name is part of the hashed second challenge,
+	 * if we change the domain name, the DC will fail to verify the
+	 * challenge cause we changed the domain name, this is like a
+	 * man in the middle attack.
+	 */
+	params.domain_name	= user_info->client.domain_name;
 	params.workstation_name	= user_info->workstation_name;
 
 	params.flags		= 0;


-- 
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