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|
--- appl/rsh/rsh.c.orig
+++ appl/rsh/rsh.c
@@ -399,6 +399,8 @@
#endif /* KRB5 */
+#ifdef BROKEN_AUTH
+
static int
send_broken_auth(int s,
struct sockaddr *thisaddr,
@@ -428,6 +430,8 @@
return 0;
}
+#endif /* BROKEN_AUTH */
+
static int
proto (int s, int errsock,
const char *hostname, const char *local_user, const char *remote_user,
@@ -629,6 +633,8 @@
return res;
}
+#ifdef BROKEN_AUTH
+
static int
doit_broken (int argc,
char **argv,
@@ -702,6 +708,8 @@
}
}
+#endif
+
#if defined(KRB5)
static int
doit (const char *hostname,
@@ -796,7 +804,9 @@
{ "protocol", 'P', arg_string, &protocol_version_str,
"Protocol version [krb5]", "protocol" },
#endif
+#ifdef BROKEN_AUTH
{ "broken", 'K', arg_flag, &use_only_broken, "Use only priv port" },
+#endif
#if defined(KRB5)
{ "encrypt", 'x', arg_flag, &do_encrypt, "Encrypt connection" },
{ NULL, 'z', arg_negative_flag, &do_encrypt,
@@ -831,8 +841,10 @@
int
main(int argc, char **argv)
{
+#ifdef BROKEN_AUTH
int priv_port1, priv_port2;
int priv_socket1, priv_socket2;
+#endif
int argindex = 0;
int error;
struct addrinfo hints, *ai;
@@ -848,9 +860,11 @@
#endif
uid_t uid;
+#ifdef BROKEN_AUTH
priv_port1 = priv_port2 = IPPORT_RESERVED-1;
priv_socket1 = rresvport(&priv_port1);
priv_socket2 = rresvport(&priv_port2);
+#endif
uid = getuid ();
if (setuid (uid) || (uid != 0 && setuid(0) == 0))
err (1, "setuid");
@@ -907,6 +921,7 @@
#endif
+#ifdef BROKEN_AUTH
if (use_only_broken) {
#ifdef KRB5
use_v5 = 0;
@@ -918,6 +933,7 @@
errx (1, "unable to bind reserved port: is rsh setuid root?");
use_broken = 0;
}
+#endif
#if defined(KRB5)
if (do_encrypt == 1 && use_only_broken)
@@ -956,8 +972,10 @@
}
if (argindex == argc) {
+#ifdef BROKEN_AUTH
close (priv_socket1);
close (priv_socket2);
+#endif
argv[0] = "rlogin";
execvp ("rlogin", argv);
err (1, "execvp rlogin");
@@ -1004,6 +1022,7 @@
freeaddrinfo(ai);
}
#endif
+#ifdef BROKEN_AUTH
if (ret && use_broken) {
memset (&hints, 0, sizeof(hints));
hints.ai_socktype = SOCK_STREAM;
@@ -1027,6 +1046,7 @@
cmd, cmd_len);
freeaddrinfo(ai);
}
+#endif
free(cmd);
return ret;
}
--- appl/rsh/rshd.c.orig
+++ appl/rsh/rshd.c
@@ -131,6 +131,7 @@
fatal(s, NULL, "%s too long", expl);
}
+#ifdef BROKEN_AUTH
static int
recv_bsd_auth (int s, u_char *buf,
struct sockaddr_in *thisaddr,
@@ -152,6 +153,7 @@
fatal(s, NULL, "Login incorrect.");
return 0;
}
+#endif
#ifdef KRB5
static int
@@ -658,10 +660,11 @@
/*
* we only do reserved port for IPv4
*/
-
+#ifdef BROKEN_AUTH
if (erraddr->sa_family == AF_INET)
errsock = rresvport (&priv_port);
else
+#endif
errsock = socket (erraddr->sa_family, SOCK_STREAM, 0);
if (errsock < 0)
syslog_and_die ("socket: %s", strerror(errno));
@@ -689,6 +692,7 @@
syslog_and_die ("unrecognized auth protocol: %x %x %x %x",
buf[0], buf[1], buf[2], buf[3]);
} else {
+#ifdef BROKEN_AUTH
if(recv_bsd_auth (s, buf,
(struct sockaddr_in *)thisaddr,
(struct sockaddr_in *)thataddr,
@@ -702,6 +706,9 @@
}
} else
syslog_and_die("recv_bsd_auth failed");
+#else
+ syslog_and_die("recv_bsd_auth is disabled for security reasons");
+#endif
}
if (client_user == NULL || server_user == NULL || cmd == NULL)
|
