Client: Added support for single-stage and triple-stage session setup

Applicable when working with custom IAuthenticationClient
This commit is contained in:
Tal Aloni 2024-09-25 06:39:50 +03:00
parent 8b795d5233
commit ab876da50f
2 changed files with 72 additions and 75 deletions

View file

@ -316,9 +316,7 @@ namespace SMBLibrary.Client
TrySendMessage(request);
SMB1Message reply = WaitForMessage(CommandName.SMB_COM_SESSION_SETUP_ANDX);
if (reply != null)
{
if (reply.Header.Status == NTStatus.STATUS_MORE_PROCESSING_REQUIRED && reply.Commands[0] is SessionSetupAndXResponseExtended)
while (reply != null && reply.Header.Status == NTStatus.STATUS_MORE_PROCESSING_REQUIRED && reply.Commands[0] is SessionSetupAndXResponseExtended)
{
SessionSetupAndXResponseExtended response = (SessionSetupAndXResponseExtended)reply.Commands[0];
byte[] authenticateMessage = authenticationClient.InitializeSecurityContext(response.SecurityBlob);
@ -326,7 +324,6 @@ namespace SMBLibrary.Client
{
return NTStatus.SEC_E_INVALID_TOKEN;
}
m_sessionKey = authenticationClient.GetSessionKey();
m_userID = reply.Header.UID;
request = new SessionSetupAndXRequestExtended();
@ -337,20 +334,23 @@ namespace SMBLibrary.Client
TrySendMessage(request);
reply = WaitForMessage(CommandName.SMB_COM_SESSION_SETUP_ANDX);
if (reply != null)
}
if (reply != null && reply.Commands[0] is SessionSetupAndXResponseExtended)
{
m_isLoggedIn = (reply.Header.Status == NTStatus.STATUS_SUCCESS);
return reply.Header.Status;
if (m_isLoggedIn)
{
m_sessionKey = authenticationClient.GetSessionKey();
}
return reply.Header.Status;
}
else
{
return reply.Header.Status;
}
}
return NTStatus.STATUS_INVALID_SMB;
}
}
}
public NTStatus Logoff()
{

View file

@ -257,16 +257,13 @@ namespace SMBLibrary.Client
request.SecurityBuffer = negotiateMessage;
TrySendCommand(request);
SMB2Command response = WaitForCommand(request.MessageID);
if (response != null)
{
if (response.Header.Status == NTStatus.STATUS_MORE_PROCESSING_REQUIRED && response is SessionSetupResponse)
while (response is SessionSetupResponse && response.Header.Status == NTStatus.STATUS_MORE_PROCESSING_REQUIRED)
{
byte[] authenticateMessage = authenticationClient.InitializeSecurityContext(((SessionSetupResponse)response).SecurityBuffer);
if (authenticateMessage == null)
{
return NTStatus.SEC_E_INVALID_TOKEN;
}
m_sessionKey = authenticationClient.GetSessionKey();
m_sessionID = response.Header.SessionID;
request = new SessionSetupRequest();
@ -274,11 +271,14 @@ namespace SMBLibrary.Client
request.SecurityBuffer = authenticateMessage;
TrySendCommand(request);
response = WaitForCommand(request.MessageID);
if (response != null)
}
if (response is SessionSetupResponse)
{
m_isLoggedIn = (response.Header.Status == NTStatus.STATUS_SUCCESS);
if (m_isLoggedIn)
{
m_sessionKey = authenticationClient.GetSessionKey();
SessionFlags sessionFlags = ((SessionSetupResponse)response).SessionFlags;
if ((sessionFlags & SessionFlags.IsGuest) > 0)
{
@ -300,14 +300,11 @@ namespace SMBLibrary.Client
}
return response.Header.Status;
}
}
else
{
return response.Header.Status;
}
}
return NTStatus.STATUS_INVALID_SMB;
}
}
public NTStatus Logoff()
{