From: Ralph Boehme <slow@samba.org>
Date: Sun, 28 Aug 2022 09:12:52 +0000 (+0200)
Subject: smbd: add missing check for IPC share for TRANS2_GET_DFS_REFERRAL
X-Git-Tag: talloc-2.4.0~1255
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=78ef185afdcecdba7da10f24b614073f47277725;p=thirdparty%2Fsamba.git

smbd: add missing check for IPC share for TRANS2_GET_DFS_REFERRAL

Cf MS-CIFS 3.3.5.58.11.

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
---

diff --git a/source3/smbd/smb1_trans2.c b/source3/smbd/smb1_trans2.c
index bc919815a6b..37c5036fb9c 100644
--- a/source3/smbd/smb1_trans2.c
+++ b/source3/smbd/smb1_trans2.c
@@ -2900,6 +2900,11 @@ static void call_trans2getdfsreferral(connection_struct *conn,
 
 	DEBUG(10,("call_trans2getdfsreferral\n"));
 
+	if (!IS_IPC(conn)) {
+		reply_nterror(req, NT_STATUS_ACCESS_DENIED);
+		return;
+	}
+
 	if (total_params < 3) {
 		reply_nterror(req, NT_STATUS_INVALID_PARAMETER);
 		return;