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authorSenthil Kumaran <senthil@uthcode.com>2016-07-31 06:34:34 (GMT)
committerSenthil Kumaran <senthil@uthcode.com>2016-07-31 06:34:34 (GMT)
commit436fe5a447abb69e5e5a4f453325c422af02dcaa (patch)
tree6087c6640f2e39e4e8bd1e7b7b6490e8e0b7f324 /Doc/howto
parentb7b5d35545d2d078e868cbda485bc4651edec4ff (diff)
parent4cbb23f8f278fd1f71dcd5968aa0b3f0b4f3bd5d (diff)
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[merge from 3.3] Prevent HTTPoxy attack (CVE-2016-1000110)
Ignore the HTTP_PROXY variable when REQUEST_METHOD environment is set, which indicates that the script is in CGI mode. Issue #27568 Reported and patch contributed by RĂ©mi Rampin.
Diffstat (limited to 'Doc/howto')
-rw-r--r--Doc/howto/urllib2.rst5
1 files changed, 5 insertions, 0 deletions
diff --git a/Doc/howto/urllib2.rst b/Doc/howto/urllib2.rst
index 9052ed5..4a67b30 100644
--- a/Doc/howto/urllib2.rst
+++ b/Doc/howto/urllib2.rst
@@ -538,6 +538,11 @@ setting up a `Basic Authentication`_ handler: ::
through a proxy. However, this can be enabled by extending urllib.request as
shown in the recipe [#]_.
+.. note::
+
+ `HTTP_PROXY`` will be ignored if a variable ``REQUEST_METHOD`` is set; see
+ the documentation on :func:`~urllib.request.getproxies`.
+
Sockets and Layers
==================