fixed processing output from run_method

pwncat/modules/windows/enumerate/system/clipboard.py

@@ -2,14 +2,15 @@
 
 from typing import Any, Dict, List
 
-import pwncat
 import rich.markup
+
+import pwncat
 from pwncat import util
 from pwncat.db import Fact
 from pwncat.modules import ModuleFailed
-from pwncat.modules.enumerate import EnumerateModule, Schedule
 from pwncat.platform import PlatformError
-from pwncat.platform.windows import PowershellError, Windows
+from pwncat.platform.windows import Windows, PowershellError
+from pwncat.modules.enumerate import Schedule, EnumerateModule
 
 
 class ClipboardData(Fact):
@@ -18,9 +19,9 @@ class ClipboardData(Fact):
 
         self.contents: bool = contents
 
-
     def title(self, session):
         return f"Current clipboard contents:"
+
     def description(self, session):
         return f"[yellow]{rich.markup.escape(self.contents)}[/yellow]"
 
@@ -33,25 +34,18 @@ class Module(EnumerateModule):
 
     def enumerate(self, session):
 
-
         try:
-            result = session.platform.powershell(
-                f"Get-Clipboard"
-            )
+            result = session.platform.powershell(f"Get-Clipboard")
 
             if not result:
-                raise ModuleFailed(
-                    f"failed to retrieve clipboard contents"
-                )
+                return
 
-            if isinstance(result[0],list):
+            if isinstance(result[0], list) and result:
                 contents = "\n".join(result[0])
             else:
                 contents = result[0]
 
         except PowershellError as exc:
-            raise ModuleFailed(
-                f"failed to retrieve clipboard contents"
-            ) from exc
+            raise ModuleFailed(f"failed to retrieve clipboard contents") from exc
 
         yield ClipboardData(self.name, contents)

pwncat/platform/windows.py

@@ -25,6 +25,7 @@ import signal
 import pathlib
 import tarfile
 import termios
+import binascii
 import readline
 import textwrap
 import subprocess
@@ -475,7 +476,12 @@ class Windows(Platform):
         if wait:
 
             # Receive the response
+            while True:
+                try:
                     result = self.parse_response(self.channel.recvline())
+                    break
+                except (gzip.BadGzipFile, binascii.Error) as exc:
+                    continue
 
             # Raise an appropriate error if needed
             if result["error"] != 0: