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backport network security fix

Günther Brammer 2011-10-10 20:36:45 +02:00
parent e5b2042b6e
commit 7390cb3fdb
1 changed files with 5 additions and 0 deletions
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5
src/network/C4Network2IO.cpp
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@ -806,6 +806,11 @@ bool C4Network2IO::HandlePacket(const C4NetIOPacket &rPacket, C4Network2IOConnec
{
// security: add connection reference
if (!pConn) return false; pConn->AddRef();
// accept only PID_Conn and PID_Ping on non-accepted connections
if(!pConn->isHalfAccepted())
if(rPacket.getStatus() != PID_Conn && rPacket.getStatus() != PID_Conn)
return false;
// unpack packet (yet another no-idea-why-it's-needed-cast)
C4IDPacket Pkt; C4PacketBase &PktB = Pkt;