From 28e78414f9175774f26d8c564c7c1d3b078f99de Mon Sep 17 00:00:00 2001 From: Georg Brandl Date: Sun, 27 Oct 2013 07:29:47 +0100 Subject: Issue #16040: CVE-2013-1752: nntplib: Limit maximum line lengths to 2048 to prevent readline() calls from consuming too much memory. Patch by Jyrki Pulliainen. --- Lib/test/test_nntplib.py | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'Lib/test/test_nntplib.py') diff --git a/Lib/test/test_nntplib.py b/Lib/test/test_nntplib.py index 19fb10a9c7..5ab87c48bb 100644 --- a/Lib/test/test_nntplib.py +++ b/Lib/test/test_nntplib.py @@ -584,6 +584,11 @@ class NNTPv1Handler: .""") + elif (group == 'comp.lang.python' and + date_str in ('20100101', '100101') and + time_str == '090000'): + self.push_lit('too long line' * 3000 + + '\n.') else: self.push_lit("""\ 230 An empty list of newsarticles follows @@ -1179,6 +1184,11 @@ class NNTPv1v2TestsMixin: self.assertEqual(cm.exception.response, "435 Article not wanted") + def test_too_long_lines(self): + dt = datetime.datetime(2010, 1, 1, 9, 0, 0) + self.assertRaises(nntplib.NNTPDataError, + self.server.newnews, "comp.lang.python", dt) + class NNTPv1Tests(NNTPv1v2TestsMixin, MockedNNTPTestsMixin, unittest.TestCase): """Tests an NNTP v1 server (no capabilities).""" -- cgit v1.2.1