Manager: Require read permission for SYSTEM in order to send FullyBooted

Review: https://reviewboard.asterisk.org/r/3969/
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Merged revisions 422584 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 422625 from http://svn.asterisk.org/svn/asterisk/branches/11
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Merged revisions 422626 from http://svn.asterisk.org/svn/asterisk/branches/12


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/13@422631 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/manager.c

@@ -3697,6 +3697,7 @@ static int action_login(struct mansession *s, const struct message *m)
 	}
 	astman_send_ack(s, m, "Authentication accepted");
 	if ((s->session->send_events & EVENT_FLAG_SYSTEM)
+		&& (s->session->readperm & EVENT_FLAG_SYSTEM)
 		&& ast_test_flag(&ast_options, AST_OPT_FLAG_FULLY_BOOTED)) {
 		struct ast_str *auth = ast_str_alloca(80);
 		const char *cat_str = authority_to_str(EVENT_FLAG_SYSTEM, &auth);