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authorWilmer van der Gaast <wilmer@gaast.net>2005-12-02 12:43:47 +0100
committerWilmer van der Gaast <wilmer@gaast.net>2005-12-02 12:43:47 +0100
commit027d2ebf750a011bf544f7d279cfb706594e5d05 (patch)
treee5e3770b1bd50480320c7a7d55cdda41fb8fdc6c
parent626b446e0a4f10fbcf38661013a592bcd3193e08 (diff)
Modified CHANGES, and extended the allowed port range a bit.
-rw-r--r--doc/CHANGES3
-rw-r--r--protocols/jabber/jabber.c6
2 files changed, 7 insertions, 2 deletions
diff --git a/doc/CHANGES b/doc/CHANGES
index 1f7f69c4..9ccf77c0 100644
--- a/doc/CHANGES
+++ b/doc/CHANGES
@@ -18,6 +18,9 @@ Version 1.0:
- Incoming typing notifications now also come in as CTCP TYPING messages, for
better consistency. Don't forget to update your scripts!
- AIM typing notifications are supported now.
+- Jabber module only accepts ports 5220-5229 now, to prevent people from
+ abusing it as a port scanner. We aren't aware of any Jabber server that
+ runs on other ports than those. If you are, please warn us.
Finished ...
diff --git a/protocols/jabber/jabber.c b/protocols/jabber/jabber.c
index e7703b44..535607e6 100644
--- a/protocols/jabber/jabber.c
+++ b/protocols/jabber/jabber.c
@@ -54,6 +54,8 @@
#define DEFAULT_GROUPCHAT "conference.jabber.org"
#define DEFAULT_PORT 5222
#define DEFAULT_PORT_SSL 5223
+#define JABBER_PORT_MIN 5220
+#define JABBER_PORT_MAX 5229
#define JABBER_GROUP "Friends"
@@ -589,8 +591,8 @@ static void gjab_start(gjconn gjc)
port = DEFAULT_PORT;
else if (port == -1 && ssl)
port = DEFAULT_PORT_SSL;
- else if (port != 5222 && port != 5223) {
- serv_got_crap(GJ_GC(gjc), "Only port numbers 5222 and 5223 are allowed for Jabber connections.");
+ else if (port < JABBER_PORT_MIN || port > JABBER_PORT_MAX) {
+ serv_got_crap(GJ_GC(gjc), "For security reasons, the Jabber port number must be in the %d-%d range.", JABBER_PORT_MIN, JABBER_PORT_MAX);
STATE_EVT(JCONN_STATE_OFF)
return;
}