Patch origin: in-house
Patch status: submitted to upstream

http://redmine.lighttpd.net/issues/2646

--- src/http_auth.c
+++ src/http_auth.c
@@ -857,7 +857,7 @@
 
 	/* r2 == user:password */
 	if (NULL == (pw = strchr(username->ptr, ':'))) {
-		log_error_write(srv, __FILE__, __LINE__, "sb", ": is missing in", username);
+		log_error_write(srv, __FILE__, __LINE__, "s", ": is missing in decoded base64-string");
 
 		buffer_free(username);
 		return 0;