diff --git a/Lib/cmd.py b/Lib/cmd.py
index 3f82b487103..ec62c740eb5 100644
--- a/Lib/cmd.py
+++ b/Lib/cmd.py
@@ -137,7 +137,7 @@ class Cmd:
                         if not len(line):
                             line = 'EOF'
                         else:
-                            line = line[:-1] # chop \n
+                            line = line.rstrip('\r\n')
                 line = self.precmd(line)
                 stop = self.onecmd(line)
                 stop = self.postcmd(stop, line)
diff --git a/Lib/test/test_cmd.py b/Lib/test/test_cmd.py
index 8898a32cb91..b48b0f11f3e 100644
--- a/Lib/test/test_cmd.py
+++ b/Lib/test/test_cmd.py
@@ -7,6 +7,9 @@ Original by Michael Schneider
 
 import cmd
 import sys
+import re
+import unittest
+import StringIO
 
 class samplecmdclass(cmd.Cmd):
     """
@@ -165,9 +168,33 @@ class samplecmdclass(cmd.Cmd):
     def do_exit(self, arg):
         return True
 
+
+class TestAlternateInput(unittest.TestCase):
+
+    class simplecmd(cmd.Cmd):
+
+        def do_print(self, args):
+            print >>self.stdout, args
+
+        def do_EOF(self, args):
+            return True
+
+    def test_file_with_missing_final_nl(self):
+        input = StringIO.StringIO("print test\nprint test2")
+        output = StringIO.StringIO()
+        cmd = self.simplecmd(stdin=input, stdout=output)
+        cmd.use_rawinput = False
+        cmd.cmdloop()
+        self.assertEqual(output.getvalue(),
+            ("(Cmd) test\n"
+             "(Cmd) test2\n"
+             "(Cmd) "))
+
+
 def test_main(verbose=None):
     from test import test_support, test_cmd
     test_support.run_doctest(test_cmd, verbose)
+    test_support.run_unittest(TestAlternateInput)
 
 def test_coverage(coverdir):
     import trace
diff --git a/Misc/ACKS b/Misc/ACKS
index 96523fea6c5..2f6055e5836 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -170,6 +170,7 @@ Vincent Delft
 Arnaud Delobelle
 Erik Demaine
 Roger Dev
+Catherine Devlin
 Raghuram Devarakonda
 Scott Dial
 Toby Dickenson
diff --git a/Misc/NEWS b/Misc/NEWS
index 307c3329790..56b289e29be 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -84,6 +84,9 @@ C-API
 Library
 -------
 
+- Issue #8620: when a Cmd is fed input that reaches EOF without a final
+  newline, it no longer truncates the last character of the last command line.
+
 - Issue #7066: archive_util.make_archive now restores the cwd if an error is 
   raised. Initial patch by Ezio Melotti.