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SMB2Client: Fixed InvalidCastException on failed login to SMB 3.0 server

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TalAloni 2021-01-26 21:14:20 +02:00
parent db68e84fb8
commit 21b0374519
1 changed files with 8 additions and 5 deletions
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13
SMBLibrary/Client/SMB2Client.cs
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@ -223,12 +223,15 @@ namespace SMBLibrary.Client
if (response != null)
{
m_isLoggedIn = (response.Header.Status == NTStatus.STATUS_SUCCESS);
m_signingKey = SMB2Cryptography.GenerateSigningKey(m_sessionKey, m_dialect, null);
if (m_dialect == SMB2Dialect.SMB300)
if (m_isLoggedIn)
{
m_encryptSessionData = (((SessionSetupResponse)response).SessionFlags & SessionFlags.EncryptData) > 0;
m_encryptionKey = SMB2Cryptography.GenerateClientEncryptionKey(m_sessionKey, SMB2Dialect.SMB300, null);
m_decryptionKey = SMB2Cryptography.GenerateClientDecryptionKey(m_sessionKey, SMB2Dialect.SMB300, null);
m_signingKey = SMB2Cryptography.GenerateSigningKey(m_sessionKey, m_dialect, null);
if (m_dialect == SMB2Dialect.SMB300)
{
m_encryptSessionData = (((SessionSetupResponse)response).SessionFlags & SessionFlags.EncryptData) > 0;
m_encryptionKey = SMB2Cryptography.GenerateClientEncryptionKey(m_sessionKey, SMB2Dialect.SMB300, null);
m_decryptionKey = SMB2Cryptography.GenerateClientDecryptionKey(m_sessionKey, SMB2Dialect.SMB300, null);
}
}
return response.Header.Status;
}