force null expiration in InitializeSecurityContext

Devolutions · Dec 19, 2024 · ffbd28b · ffbd28b
1 parent 667d377
commit ffbd28b
Showing 1 changed file with 18 additions and 0 deletions.
diff --git a/dll/Sspi.cpp b/dll/Sspi.cpp
@@ -364,13 +364,31 @@ static SECURITY_STATUS SEC_ENTRY sspi_InitializeSecurityContextW(
 		}
 	}
 
+	ptsExpiry = NULL; // force passing null expiration
+
 	status = Real_InitializeSecurityContextW(
 		phCredential, phContext, pszTargetName, fContextReq, Reserved1, TargetDataRep, pInput,
 		Reserved2, phNewContext, pOutput, pfContextAttr, ptsExpiry);
 
 	MsRdpEx_LogPrint(DEBUG, "sspi_InitializeSecurityContextW(pszTargetName: %s fContextReq: 0x%08X phCredential=%p,%p), status: 0x%08X",
 		pszTargetNameA ? pszTargetNameA : "", fContextReq, (void*)phCredential->dwLower, (void*)phCredential->dwUpper, status);
 
+	if (ptsExpiry) {
+		FILETIME fileTime;
+		SYSTEMTIME systemTime;
+		fileTime.dwLowDateTime = ptsExpiry->LowPart;
+		fileTime.dwHighDateTime = ptsExpiry->HighPart;
+
+		MsRdpEx_LogPrint(DEBUG, "ptsExpiry: lo: 0x%08X hi: 0x%08X",
+			ptsExpiry->LowPart, ptsExpiry->HighPart);
+
+		if (FileTimeToSystemTime(&fileTime, &systemTime)) {
+			MsRdpEx_LogPrint(DEBUG, "ptsExpiry: %04d-%02d-%02d %02d:%02d:%02d",
+				systemTime.wYear, systemTime.wMonth, systemTime.wDay,
+				systemTime.wHour, systemTime.wMinute, systemTime.wSecond);
+		}
+	}
+
 	if (pOutput) {
 		for (iBuffer = 0; iBuffer < pOutput->cBuffers; iBuffer++) {
 			pSecBuffer = &pOutput->pBuffers[iBuffer];