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openvpn: only send AUTH_FAILED reply on auth errors

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Julian Grasböck
2025-11-26 13:53:14 +01:00
parent acbc514b87
commit 4a4c1c79de
1 changed files with 10 additions and 3 deletions
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7
src/Cedar/Proto_OpenVPN.c
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@ -2562,9 +2562,16 @@ void OvsRecvPacket(OPENVPN_SERVER *s, LIST *recv_packet_list, UINT protocol)
Debug("OpenVPN Channel %u Failed.\n", j); Debug("OpenVPN Channel %u Failed.\n", j);
OvsLog(s, se, c, "LO_CHANNEL_FAILED"); OvsLog(s, se, c, "LO_CHANNEL_FAILED");
if ((se->IpcAsync->ErrorCode == ERR_AUTHTYPE_NOT_SUPPORTED) ||
(se->IpcAsync->ErrorCode == ERR_AUTH_FAILED) ||
(se->IpcAsync->ErrorCode == ERR_PROXY_AUTH_FAILED) ||
(se->IpcAsync->ErrorCode == ERR_USER_AUTHTYPE_NOT_PASSWORD) ||
(se->IpcAsync->ErrorCode == ERR_NOT_SUPPORTED_AUTH_ON_OPENSOURCE))
{
// Return the AUTH_FAILED // Return the AUTH_FAILED
str = "AUTH_FAILED"; str = "AUTH_FAILED";
WriteFifo(c->SslPipe->SslInOut->SendFifo, str, StrSize(str)); WriteFifo(c->SslPipe->SslInOut->SendFifo, str, StrSize(str));
}
s->SessionEstablishedCount++; s->SessionEstablishedCount++;