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-rw-r--r--Lib/ftplib.py2
-rw-r--r--Lib/test/test_ftplib.py6
-rw-r--r--Misc/NEWS3
3 files changed, 10 insertions, 1 deletions
diff --git a/Lib/ftplib.py b/Lib/ftplib.py
index 8f36f53..a02e595 100644
--- a/Lib/ftplib.py
+++ b/Lib/ftplib.py
@@ -186,6 +186,8 @@ class FTP:
# Internal: send one line to the server, appending CRLF
def putline(self, line):
+ if '\r' in line or '\n' in line:
+ raise ValueError('an illegal newline character should not be contained')
line = line + CRLF
if self.debugging > 1:
print('*put*', self.sanitize(line))
diff --git a/Lib/test/test_ftplib.py b/Lib/test/test_ftplib.py
index 6571816..24ea382 100644
--- a/Lib/test/test_ftplib.py
+++ b/Lib/test/test_ftplib.py
@@ -485,6 +485,9 @@ class TestFTPClass(TestCase):
self.assertEqual(self.client.sanitize('PASS 12345'), repr('PASS *****'))
def test_exceptions(self):
+ self.assertRaises(ValueError, self.client.sendcmd, 'echo 40\r\n0')
+ self.assertRaises(ValueError, self.client.sendcmd, 'echo 40\n0')
+ self.assertRaises(ValueError, self.client.sendcmd, 'echo 40\r0')
self.assertRaises(ftplib.error_temp, self.client.sendcmd, 'echo 400')
self.assertRaises(ftplib.error_temp, self.client.sendcmd, 'echo 499')
self.assertRaises(ftplib.error_perm, self.client.sendcmd, 'echo 500')
@@ -493,7 +496,8 @@ class TestFTPClass(TestCase):
def test_all_errors(self):
exceptions = (ftplib.error_reply, ftplib.error_temp, ftplib.error_perm,
- ftplib.error_proto, ftplib.Error, OSError, EOFError)
+ ftplib.error_proto, ftplib.Error, OSError,
+ EOFError)
for x in exceptions:
try:
raise x('exception not included in all_errors set')
diff --git a/Misc/NEWS b/Misc/NEWS
index ce4874a..38449c0 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -376,6 +376,9 @@ Extension Modules
Library
-------
+- bpo-30119: ftplib.FTP.putline() now throws ValueError on commands that contains
+ CR or LF. Patch by Dong-hee Na.
+
- bpo-30879: os.listdir() and os.scandir() now emit bytes names when called
with bytes-like argument.