python-urllib3: CRLF injection via HTTP request method

A flaw was found in python-urllib3. The HTTPConnection.request does not properly validate CRLF sequences in the HTTP request method, potentially allowing manipulation of the request by injecting additional HTTP headers. The highest threat from this vulnerability is to confidentiality and integrit...

Moderate: Red Hat Security Advisory: python-urllib3 security update

An update for python-urllib3 is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

python-urllib3: CRLF injection via HTTP request method

A flaw was found in python-urllib3. The HTTPConnection.request does not properly validate CRLF sequences in the HTTP request method, potentially allowing manipulation of the request by injecting additional HTTP headers. The highest threat from this vulnerability is to confidentiality and integrit...

new module: python39:3.9

An update is available for python-more-itertools, pytest, python-psycopg2, python-lxml, python-PyMySQL, python3x-six, python-toml, python-urllib3, PyYAML, python-attrs, python-iniconfig, python-requests, modwsgi, python3x-pip, python-py, python-chardet, python-pluggy, Cython, python-psutil,...

ALSA-2021:1761 Moderate: python27:2.7 security and bug fix update

Python is an interpreted, interactive, object-oriented programming language that supports modules, classes, exceptions, high-level dynamic data types, and dynamic typing. The python27 packages provide a stable release of Python 2.7 with a number of additional utilities and database connectors for...

ALSA-2021:1631 Moderate: python-urllib3 security update

The python-urllib3 package provides the Python HTTP module with connection pooling and file POST abilities. Security Fixes: python-urllib3: CRLF injection via HTTP request method CVE-2020-26137 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and...

RLSA-2021:1631 Moderate: python-urllib3 security update

The python-urllib3 package provides the Python HTTP module with connection pooling and file POST abilities. Security Fixes: python-urllib3: CRLF injection via HTTP request method CVE-2020-26137 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and...

Moderate: python-urllib3 security update

The python-urllib3 package provides the Python HTTP module with connection pooling and file POST abilities. Security Fixes: python-urllib3: CRLF injection via HTTP request method CVE-2020-26137 For more details about the security issues, including the impact, a CVSS score, acknowledgments, and...

python-urllib3 security update

An update is available for python-urllib3. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The python-urllib3 package provides the Python HTTP module with...

Huawei EulerOS: Security Advisory for python-urllib3 (EulerOS-SA-2021-1842)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Uncontrolled Resource Consumption in urllib3

The encodeinvalidchars function in util/url.py in the urllib3 library 1.25.2 through 1.25.7 for Python allows a denial of service CPU consumption because of an inefficient algorithm. The percentencodings array contains all matches of percent encodings. It is not deduplicated. For a URL of length ...

GHSA-HMV2-79Q8-FV6G Uncontrolled Resource Consumption in urllib3

The encodeinvalidchars function in util/url.py in the urllib3 library 1.25.2 through 1.25.7 for Python allows a denial of service CPU consumption because of an inefficient algorithm. The percentencodings array contains all matches of percent encodings. It is not deduplicated. For a URL of length ...

EulerOS 2.0 SP3 : python-urllib3 (EulerOS-SA-2021-1842)

According to the version of the python-urllib3 package installed, the EulerOS installation on the remote host is affected by the following vulnerability : - The urllib3 library before 1.24.2 for Python mishandles certain cases where the desired set of CA certificates is different from the OS stor...

python-urllib3: HTTPS proxy host name not validated when using default SSLContext

A flaw was found in python-urllib3. SSL certificate validation is omitted in some cases involving HTTPS to HTTPS proxies. The initial connection to the HTTPS proxy if an SSLContext isn't given via proxyconfig doesn't verify the hostname of the certificate. This means certificates for different...

SUSE: Security Advisory (SUSE-SU-2021:0341-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

SUSE: Security Advisory (SUSE-SU-2021:0299-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2021-28363

A flaw was found in python-urllib3. SSL certificate validation is omitted in some cases involving HTTPS to HTTPS proxies. The initial connection to the HTTPS proxy if an SSLContext isn't given via proxyconfig doesn't verify the hostname of the certificate. This means certificates for different...

GHSA-5PHF-PP7P-VC2R Using default SSLContext for HTTPS requests in an HTTPS proxy doesn't verify certificate hostname for proxy connection

Impact Users who are using an HTTPS proxy to issue HTTPS requests and haven't configured their own SSLContext via proxyconfig. Only the default SSLContext is impacted. Patches urllib3 =1.26.4 has the issue resolved. urllib31.26 is not impacted due to not supporting HTTPS requests via HTTPS proxie...

Using default SSLContext for HTTPS requests in an HTTPS proxy doesn't verify certificate hostname for proxy connection

Impact Users who are using an HTTPS proxy to issue HTTPS requests and haven't configured their own SSLContext via proxyconfig. Only the default SSLContext is impacted. Patches urllib3 =1.26.4 has the issue resolved. urllib31.26 is not impacted due to not supporting HTTPS requests via HTTPS proxie...

Man-in-the-Middle (MitM)

urllib3 is vulnerable to man-in-the-middle attack. The SSL certificate validation is omitted in certain HTTPS to HTTPS proxies. When an SSL Context is not given via proxyconfig, the hostname of the certificate is not verified in the initial connection...