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Vulnerability of Python urllib: file reading via Blacklist Bypass

Synthesis of the vulnerability 

A local attacker can read a file via Blacklist Bypass of Python urllib, in order to obtain sensitive information.
Vulnerable products: Debian, VNX Operating Environment, VNX Series, IBM i, McAfee Web Gateway, openSUSE Leap, Solaris, Python, RHEL, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this weakness: 2/4.
Creation date: 25/03/2019.
Références of this bulletin: 1102875, 35907, bulletinjul2019, CVE-2019-9948, DLA-1834-1, DLA-1852-1, DLA-2280-1, DLA-2337-1, DSA-2019-131, openSUSE-SU-2019:1273-1, openSUSE-SU-2019:1282-1, openSUSE-SU-2019:1580-1, RHSA-2019:1700-01, RHSA-2019:2030-01, RHSA-2019:3335-01, RHSA-2019:3520-01, RHSA-2020:1268-01, RHSA-2020:1346-01, RHSA-2020:1462-01, SSA:2019-293-01, SUSE-SU-2019:0972-1, SUSE-SU-2019:14018-1, SUSE-SU-2019:1439-1, SUSE-SU-2020:0234-1, USN-4127-1, USN-4127-2, VIGILANCE-VUL-28848.

Description of the vulnerability 

A local attacker can read a file via Blacklist Bypass of Python urllib, in order to obtain sensitive information.
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This weakness alert impacts software or systems such as Debian, VNX Operating Environment, VNX Series, IBM i, McAfee Web Gateway, openSUSE Leap, Solaris, Python, RHEL, Slackware, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this computer vulnerability note is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this security bulletin.

Solutions for this threat 

Python: version 3.7.4.
The version 3.7.4 is fixed:
  https://www.python.org/downloads/

Python: version 3.6.9.
The version 3.6.9 is fixed:
  https://www.python.org/downloads/

Python: version 3.5.8.
The version 3.5.8 is fixed:
  https://www.python.org/downloads/

Python urllib: patch for Blacklist Bypass.
A patch is indicated in information sources.

Debian 8: new python2.7 packages.
New packages are available:
  Debian 8: python2.7 2.7.9-2+deb8u3

Debian 8: new python3.4 packages.
New packages are available:
  Debian 8: python3.4 3.4.2-1+deb8u5

Debian 9: new python2.7 packages.
New packages are available:
  Debian 9: python2.7 2.7.13-2+deb9u4

Debian 9: new python3.5 packages.
New packages are available:
  Debian 9: python3.5 3.5.3-1+deb9u2

Dell EMC VNXe3200: version 3.1.10.9946299.
The version 3.1.10.9946299 is fixed:
  https://www.dell.com/

IBM i: solution for Python.
The solution is indicated in information sources.

McAfee Web Gateway: version 8.2.2.
The version 8.2.2 is fixed:
  https://www.mcafee.com/enterprise/en-us/downloads/my-products.html

McAfee Web Gateway: version 9.0.
The version 9.0 is fixed:
  https://www.mcafee.com/enterprise/en-us/downloads/my-products.html

openSUSE Leap 15.0: new python packages.
New packages are available:
  openSUSE Leap 15.0: python 2.7.14-lp150.6.10.1

openSUSE Leap 42.3: new python packages.
New packages are available:
  openSUSE Leap 42.3: python 2.7.13-27.15.1

Oracle Solaris: patch for third party software of July 2019 v2.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

RHEL 7.4: new python packages.
New packages are available:
  RHEL 7.4: python 2.7.5-63.el7_4

RHEL 7.5: new python packages.
New packages are available:
  RHEL 7.5: python 2.7.5-74.el7_5

RHEL 7.6: new python packages.
New packages are available:
  RHEL 7.6: python 2.7.5-83.el7_6

RHEL 7: new python packages.
New packages are available:
  RHEL 7: python 2.7.5-86.el7

RHEL 8: new python27-2.7 module.
The following module is updated:
  RHEL 8 Module: python27:2.7

RHEL 8: new python3 packages.
New packages are available:
  RHEL 8: python3 3.6.8-15.1.el8

RHEL: new python27-python packages.
New packages are available:
  RHEL 6: python27-python 2.7.16-6.el6
  RHEL 7: python27-python 2.7.16-6.el7

Slackware: new python packages.
New packages are available:
  Slackware 14.0: python 2.7.17-*-1_slack14.0
  Slackware 14.1: python 2.7.17-*-1_slack14.1
  Slackware 14.2: python 2.7.17-*-1_slack14.2

SUSE LE 11: new python packages.
New packages are available:
  SUSE LE 11 SP3: python 2.6.9-40.24.1
  SUSE LE 11 SP4: python 2.6.9-40.24.1

SUSE LE 12: new python packages.
New packages are available:
  SUSE LE 12 SP1: python 2.7.13-28.26.1
  SUSE LE 12 SP2: python 2.7.13-28.26.1
  SUSE LE 12 SP3: python 2.7.13-28.26.1
  SUSE LE 12 SP4: python 2.7.13-28.26.1

SUSE LE 15: new python packages (18/04/2019).
New packages are available:
  SUSE LE 15 RTM: python 2.7.14-7.11.1

SUSE LE 15: new python packages (27/01/2020).
New packages are available:
  SUSE LE 15 RTM: python 2.7.17-7.32.2
  SUSE LE 15 SP1: python 2.7.17-7.32.2

Ubuntu: new python packages.
New packages are available:
  Ubuntu 19.04: python2.7 2.7.16-2ubuntu0.1, python3.7 3.7.3-2ubuntu0.1
  Ubuntu 18.04 LTS: python2.7 2.7.15-4ubuntu4~18.04.1, python3.6 3.6.8-1~18.04.2
  Ubuntu 16.04 LTS: python2.7 2.7.12-1ubuntu0~16.04.8, python3.5 3.5.2-2ubuntu0~16.04.8
  Ubuntu 14.04 ESM: python2.7 2.7.6-8ubuntu0.6+esm2, python3.4 3.4.3-1ubuntu1~14.04.7+esm2
  Ubuntu 12.04 ESM: python2.7 2.7.3-0ubuntu3.14
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