From 9b0a6852b331c5c868a45fba80cbed62820be63f Mon Sep 17 00:00:00 2001
From: oes <oes@users.sourceforge.net>
Date: Wed, 10 Oct 2001 16:44:36 +0000
Subject: [PATCH] Added CONNECT destination port limitation check

---
 jcc.c | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

diff --git a/jcc.c b/jcc.c
index c1e09ea8..dd89b04d 100644
--- a/jcc.c
+++ b/jcc.c
@@ -1,4 +1,4 @@
-const char jcc_rcs[] = "$Id: jcc.c,v 1.45 2001/10/07 15:42:11 oes Exp $";
+const char jcc_rcs[] = "$Id: jcc.c,v 1.46 2001/10/08 15:17:41 oes Exp $";
 /*********************************************************************
  *
  * File        :  $Source: /cvsroot/ijbswa/current/jcc.c,v $
@@ -33,6 +33,9 @@ const char jcc_rcs[] = "$Id: jcc.c,v 1.45 2001/10/07 15:42:11 oes Exp $";
  *
  * Revisions   :
  *    $Log: jcc.c,v $
+ *    Revision 1.46  2001/10/08 15:17:41  oes
+ *    Re-enabled SSL forwarding
+ *
  *    Revision 1.45  2001/10/07 15:42:11  oes
  *    Replaced 6 boolean members of csp with one bitmap (csp->flags)
  *
@@ -607,6 +610,28 @@ static void chat(struct client_state *csp)
 
 #ifdef FEATURE_COOKIE_JAR
 
+   /*
+    * Check if a CONNECT request is allowable:
+    * In the absence of a +limit-connect action, allow only port 443.
+    * If there is an action, allow whatever matches the specificaton.
+    */
+   if(http->ssl)
+   {
+      if(  ( !(csp->action->flags & ACTION_LIMIT_CONNECT) && csp->http->port != 443) 
+           || (csp->action->flags & ACTION_LIMIT_CONNECT
+              && !match_portlist(csp->action->string[ACTION_STRING_LIMIT_CONNECT], csp->http->port)) )
+      {
+         strcpy(buf, CFORBIDDEN);
+         write_socket(csp->cfd, buf, strlen(buf));
+         
+         log_error(LOG_LEVEL_CONNECT, "Denying suspicious CONNECT request from %s", csp->ip_addr_str);
+         log_error(LOG_LEVEL_CLF, "%s - - [%T] \" \" 403 0", csp->ip_addr_str);
+
+         return;
+      }
+   }
+            
+
    /*
     * Downgrade http version from 1.1 to 1.0 if +downgrade
     * action applies
-- 
2.49.0