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Vulnerability of Python: information disclosure via Email Address Multiple At Characters

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via Email Address Multiple At Characters of Python, in order to obtain sensitive information.
Vulnerable systems: Debian, Fedora, openSUSE Leap, Solaris, Python, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this threat: 2/4.
Creation date: 09/09/2019.
Références of this weakness: CVE-2019-16056, DLA-1924-1, DLA-1925-1, FEDORA-2019-2b1f72899a, FEDORA-2019-d58eb75449, openSUSE-SU-2019:2389-1, openSUSE-SU-2019:2393-1, openSUSE-SU-2019:2438-1, openSUSE-SU-2019:2453-1, openSUSE-SU-2020:0086-1, RHSA-2019:3725-01, RHSA-2019:3948-01, RHSA-2020:1131-01, RHSA-2020:1132-01, SUSE-SU-2019:2748-1, SUSE-SU-2019:2748-2, SUSE-SU-2020:0114-1, SUSE-SU-2020:0234-1, SUSE-SU-2020:0302-1, USN-4151-1, USN-4151-2, VIGILANCE-VUL-30278.

Description of the vulnerability 

An attacker can bypass access restrictions to data via Email Address Multiple At Characters of Python, in order to obtain sensitive information.
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This weakness note impacts software or systems such as Debian, Fedora, openSUSE Leap, Solaris, Python, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this threat 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 computer weakness.

Solutions for this threat 

Python: version 3.7.5.
The version 3.7.5 is fixed:
  https://www.python.org/downloads/

Python: version 3.6.10.
The version 3.6.10 is fixed:
  https://www.python.org/downloads/

Python: patch for Email Address Multiple At Characters.
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+deb8u5

Debian 8: new python3.4 packages.
New packages are available:
  Debian 8: python3.4 3.4.2-1+deb8u7

Fedora 29: new python38 packages.
New packages are available:
  Fedora 29: python38 3.8.0~b4-1.fc29

Fedora 30: new python34 packages.
New packages are available:
  Fedora 30: python34 3.4.10-3.fc30

openSUSE Leap 15.0: new python3 packages.
New packages are available:
  openSUSE Leap 15.0: python3 3.6.9-lp150.2.14.1

openSUSE Leap 15.1: new python3 packages (06/11/2019).
New packages are available:
  openSUSE Leap 15.1: python3 3.6.9-lp151.6.4.1

openSUSE Leap 15.1: new python3 packages (22/01/2020).
New packages are available:
  openSUSE Leap 15.1: python3 3.6.10-lp151.6.7.1

openSUSE Leap 15: new python packages.
New packages are available:
  openSUSE Leap 15.0: python 2.7.14-lp150.6.21.1
  openSUSE Leap 15.1: python 2.7.14-lp151.10.10.1

Oracle Solaris: patch for third party software of Januray 2020 v3.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

RHEL 6/7: new rh-python36-python packages.
New packages are available:
  RHEL 6: rh-python36-python 3.6.9-2.el6
  RHEL 7: rh-python36-python 3.6.9-2.el7

RHEL 7: new python3 packages.
New packages are available:
  RHEL 7.0-7.7: python3 3.6.8-13.el7

RHEL 7: new python packages.
New packages are available:
  RHEL 7.0-7.7: python 2.7.5-88.el7

RHEL: new python27-python packages.
New packages are available:
  RHEL 6.0-6.10: python27-python 2.7.17-2.el6
  RHEL 7.0-7.7: python27-python 2.7.17-2.el7

SUSE LE 12 SP4: new python packages.
New packages are available:
  SUSE LE 12 SP4: python 2.7.13-28.36.1

SUSE LE 12 SP5: new python36 packages.
New packages are available:
  SUSE LE 12 SP5: python36 3.6.10-4.3.5

SUSE LE 12 SP5: new python packages.
New packages are available:
  SUSE LE 12 SP5: python 2.7.13-28.36.1

SUSE LE 15: new python3 packages (16/01/2020).
New packages are available:
  SUSE LE 15 RTM: python3 3.6.10-3.42.2
  SUSE LE 15 SP1: python3 3.6.10-3.42.2

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 2.7.16-2ubuntu0.2, python3.7 3.7.3-2ubuntu0.2
  Ubuntu 18.04 LTS: python2.7 2.7.15-4ubuntu4~18.04.2, python3.6 3.6.8-1~18.04.3
  Ubuntu 16.04 LTS: python2.7 2.7.12-1ubuntu0~16.04.9, python3.5 3.5.2-2ubuntu0~16.04.9
  Ubuntu 14.04 ESM: python2.7 2.7.6-8ubuntu0.6+esm3, python3.4 3.4.3-1ubuntu1~14.04.7+esm4
  Ubuntu 12.04 ESM: python2.7 2.7.3-0ubuntu3.15
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