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@ -0,0 +1,94 @@
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From af0e3db21fcdeaaaa5b0eb58856c776c079a01ec Mon Sep 17 00:00:00 2001
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From: Lumir Balhar <lbalhar@redhat.com>
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Date: Tue, 12 Dec 2023 11:06:20 +0100
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Subject: [PATCH] Security fix for CVE-2023-45803
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---
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src/urllib3/_collections.py | 18 ++++++++++++++++++
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src/urllib3/connectionpool.py | 5 +++++
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src/urllib3/poolmanager.py | 7 +++++--
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3 files changed, 28 insertions(+), 2 deletions(-)
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diff --git a/src/urllib3/_collections.py b/src/urllib3/_collections.py
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index da9857e..bceb845 100644
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--- a/src/urllib3/_collections.py
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+++ b/src/urllib3/_collections.py
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@@ -268,6 +268,24 @@ class HTTPHeaderDict(MutableMapping):
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else:
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return vals[1:]
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+ def _prepare_for_method_change(self):
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+ """
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+ Remove content-specific header fields before changing the request
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+ method to GET or HEAD according to RFC 9110, Section 15.4.
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+ """
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+ content_specific_headers = [
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+ "Content-Encoding",
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+ "Content-Language",
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+ "Content-Location",
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+ "Content-Type",
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+ "Content-Length",
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+ "Digest",
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+ "Last-Modified",
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+ ]
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+ for header in content_specific_headers:
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+ self.discard(header)
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+ return self
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+
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# Backwards compatibility for httplib
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getheaders = getlist
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getallmatchingheaders = getlist
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diff --git a/src/urllib3/connectionpool.py b/src/urllib3/connectionpool.py
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index 96339e9..5d2e3be 100644
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--- a/src/urllib3/connectionpool.py
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+++ b/src/urllib3/connectionpool.py
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@@ -36,6 +36,7 @@ from .exceptions import (
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)
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from .packages import six
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from .packages.six.moves import queue
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+from ._collections import HTTPHeaderDict
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from .request import RequestMethods
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from .response import HTTPResponse
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from .util.connection import is_connection_dropped
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@@ -832,7 +833,11 @@ class HTTPConnectionPool(ConnectionPool, RequestMethods):
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redirect_location = redirect and response.get_redirect_location()
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if redirect_location:
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if response.status == 303:
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+ # Change the method according to RFC 9110, Section 15.4.4.
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method = "GET"
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+ # And lose the body not to transfer anything sensitive.
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+ body = None
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+ headers = HTTPHeaderDict(headers)._prepare_for_method_change()
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try:
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retries = retries.increment(method, url, response=response, _pool=self)
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diff --git a/src/urllib3/poolmanager.py b/src/urllib3/poolmanager.py
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index ca4ec34..5f4afe1 100644
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--- a/src/urllib3/poolmanager.py
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+++ b/src/urllib3/poolmanager.py
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@@ -4,7 +4,7 @@ import collections
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import functools
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import logging
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-from ._collections import RecentlyUsedContainer
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+from ._collections import HTTPHeaderDict, RecentlyUsedContainer
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from .connectionpool import HTTPConnectionPool, HTTPSConnectionPool, port_by_scheme
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from .exceptions import (
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LocationValueError,
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@@ -382,9 +382,12 @@ class PoolManager(RequestMethods):
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# Support relative URLs for redirecting.
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redirect_location = urljoin(url, redirect_location)
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- # RFC 7231, Section 6.4.4
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if response.status == 303:
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+ # Change the method according to RFC 9110, Section 15.4.4.
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method = "GET"
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+ # And lose the body not to transfer anything sensitive.
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+ kw["body"] = None
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+ kw["headers"] = HTTPHeaderDict(kw["headers"])._prepare_for_method_change()
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retries = kw.get("retries")
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if not isinstance(retries, Retry):
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--
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2.47.0
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@ -0,0 +1,66 @@
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From b2a4f7903eff44b8151ab5001198dddc7c429c72 Mon Sep 17 00:00:00 2001
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From: Quentin Pradet <quentin.pradet@gmail.com>
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Date: Wed, 25 Sep 2024 12:58:55 +0200
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Subject: [PATCH] Merge pull request from GHSA-34jh-p97f-mpxf
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* [1.26] Strip Proxy-Authorization header on redirects
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* Set release date
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---
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src/urllib3/util/retry.py | 4 +++-
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test/test_retry.py | 6 +++++-
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test/test_retry_deprecated.py | 6 +++++-
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3 files changed, 13 insertions(+), 3 deletions(-)
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diff --git a/src/urllib3/util/retry.py b/src/urllib3/util/retry.py
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index f727602..4a6eb0d 100644
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--- a/src/urllib3/util/retry.py
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+++ b/src/urllib3/util/retry.py
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@@ -235,7 +235,9 @@ class Retry(object):
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RETRY_AFTER_STATUS_CODES = frozenset([413, 429, 503])
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#: Default headers to be used for ``remove_headers_on_redirect``
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- DEFAULT_REMOVE_HEADERS_ON_REDIRECT = frozenset(["Cookie", "Authorization"])
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+ DEFAULT_REMOVE_HEADERS_ON_REDIRECT = frozenset(
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+ ["Cookie", "Authorization", "Proxy-Authorization"]
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+ )
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#: Maximum backoff time.
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DEFAULT_BACKOFF_MAX = 120
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diff --git a/test/test_retry.py b/test/test_retry.py
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index d7c216b..b23c7d1 100644
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--- a/test/test_retry.py
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+++ b/test/test_retry.py
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@@ -293,7 +293,11 @@ class TestRetry(object):
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def test_retry_default_remove_headers_on_redirect(self):
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retry = Retry()
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- assert retry.remove_headers_on_redirect == {"authorization", "cookie"}
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+ assert retry.remove_headers_on_redirect == {
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+ "authorization",
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+ "proxy-authorization",
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+ "cookie",
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+ }
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def test_retry_set_remove_headers_on_redirect(self):
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retry = Retry(remove_headers_on_redirect=["X-API-Secret"])
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diff --git a/test/test_retry_deprecated.py b/test/test_retry_deprecated.py
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index d7905cd..0d22b0a 100644
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--- a/test/test_retry_deprecated.py
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+++ b/test/test_retry_deprecated.py
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@@ -295,7 +295,11 @@ class TestRetry(object):
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def test_retry_default_remove_headers_on_redirect(self):
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retry = Retry()
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- assert retry.remove_headers_on_redirect == {"authorization", "cookie"}
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+ assert retry.remove_headers_on_redirect == {
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+ "authorization",
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+ "proxy-authorization",
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+ "cookie",
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+ }
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def test_retry_set_remove_headers_on_redirect(self):
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retry = Retry(remove_headers_on_redirect=["X-API-Secret"])
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--
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2.46.0
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@ -0,0 +1,31 @@
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From 00c3895e43305e8fd8394ef74d6466f90afcedb6 Mon Sep 17 00:00:00 2001
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From: Thomas Grainger <tagrain@gmail.com>
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Date: Mon, 24 Apr 2023 19:10:26 +0100
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Subject: [PATCH] Fix test_ssl_object_attributes
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Co-authored-by: Seth Michael Larson <sethmichaellarson@gmail.com>
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---
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test/test_ssltransport.py | 7 +++++--
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1 file changed, 5 insertions(+), 2 deletions(-)
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diff --git a/test/test_ssltransport.py b/test/test_ssltransport.py
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index f548e06..fd363a2 100644
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--- a/test/test_ssltransport.py
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+++ b/test/test_ssltransport.py
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@@ -202,8 +202,11 @@ class SingleTLSLayerTestCase(SocketDummyServerTestCase):
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assert ssock.selected_npn_protocol() is None
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shared_ciphers = ssock.shared_ciphers()
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- assert type(shared_ciphers) == list
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- assert len(shared_ciphers) > 0
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+ # SSLContext.shared_ciphers() changed behavior completely in a patch version.
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+ # See: https://github.com/python/cpython/issues/96931
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+ assert shared_ciphers is None or (
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+ type(shared_ciphers) is list and len(shared_ciphers) > 0
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+ )
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assert ssock.compression() is None
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--
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2.46.2
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