Auths: fix possible OOB write in SPA authenticator. Bug 3000

[exim.git] / src / src / auths / get_no64_data.c

diff --git a/src/src/auths/get_no64_data.c b/src/src/auths/get_no64_data.c
index 71e71394ceedb4e05f8f214bcc23ee179e742984..a019756e5e8b217473a4a4811771e00aa8c00322 100644 (file)
--- a/src/src/auths/get_no64_data.c
+++ b/src/src/auths/get_no64_data.c
@@ -2,7 +2,7 @@
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2012 */
+/* Copyright (c) University of Cambridge 1995 - 2018 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 #include "../exim.h"
@@ -31,7 +31,7 @@ auth_get_no64_data(uschar **aptr, uschar *challenge)
 {
 int c;
 int p = 0;
-smtp_printf("334 %s\r\n", challenge);
+smtp_printf("334 %s\r\n", FALSE, challenge);
 while ((c = receive_getc(GETC_BUFFER_UNLIMITED)) != '\n' && c != EOF)
   {
   if (p >= big_buffer_size - 1) return BAD64;