The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of Python urllib3: information disclosure via CRLF Injection

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data via CRLF Injection of Python urllib3, in order to obtain sensitive information.
Vulnerable systems: Debian, Fedora, openSUSE Leap, Solaris, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu, Unix (platform) ~ not comprehensive.
Severity of this threat: 2/4.
Creation date: 16/04/2019.
Références of this weakness: 1553, bulletinjul2019, CVE-2019-11236, DLA-1828-1, FEDORA-2019-20bc611b61, FEDORA-2019-fbda9f1e49, openSUSE-SU-2019:2131-1, openSUSE-SU-2019:2133-1, RHSA-2019:2272-01, RHSA-2019:3335-01, RHSA-2019:3590-01, RHSA-2020:0850-01, RHSA-2020:0851-01, RHSA-2020:1605-01, RHSA-2020:1916-01, RHSA-2020:2068-01, RHSA-2020:2081-01, SUSE-SU-2019:2331-1, SUSE-SU-2019:2332-1, SUSE-SU-2019:2370-1, USN-3990-1, USN-3990-2, VIGILANCE-VUL-29042.

Description of the vulnerability 

An attacker can bypass access restrictions to data via CRLF Injection of Python urllib3, in order to obtain sensitive information.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This computer weakness bulletin impacts software or systems such as Debian, Fedora, openSUSE Leap, Solaris, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu, Unix (platform) ~ not comprehensive.

Our Vigil@nce team determined that the severity of this computer threat announce is medium.

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

An attacker with a expert ability can exploit this threat announce.

Solutions for this threat 

Python urllib3: version 1.24.3.
The version 1.24.3 is fixed:
  https://github.com/urllib3/urllib3/

Debian 8: new python-urllib3 packages.
New packages are available:
  Debian 8: python-urllib3 1.9.1-3+deb8u1

Fedora: new python-urllib3 packages.
New packages are available:
  Fedora 29: python-urllib3 1.24.3-1.fc29
  Fedora 30: python-urllib3 1.24.3-1.fc30

openSUSE Leap: new python-urllib3 packages.
New packages are available:
  openSUSE Leap 15.0: python2-urllib3 1.22-lp150.5.3.1, python3-urllib3 1.22-lp150.5.3.1
  openSUSE Leap 15.1: python2-urllib3 1.24-lp151.2.3.1, python3-urllib3 1.24-lp151.2.3.1

Oracle Solaris: patch for third party software of July 2019 v1.
A patch is available:
  https://support.oracle.com/rs?type=doc&id=1448883.1

RHEL 7: new python-pip packages.
New packages are available:
  RHEL 7.7: python-pip 9.0.3-7.el7_7
  RHEL 7.8: python-pip 9.0.3-7.el7_8

RHEL 7: new python-urllib3 packages.
New packages are available:
  RHEL 7: python-urllib3 1.10.2-7.el7

RHEL 7: new python-virtualenv packages.
New packages are available:
  RHEL 7.7: python-virtualenv 15.1.0-4.el7_7
  RHEL 7.8: python-virtualenv 15.1.0-4.el7_8

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

RHEL 8: new python27 packages.
New packages are available, as indicated in information sources.

RHEL 8: new python-pip packages.
New packages are available:
  RHEL 8.0-8.1: python-pip 9.0.3-16.el8

RHEL 8: new python-urllib3 packages.
New packages are available:
  RHEL 8: python-urllib3 1.24.2-2.el8

SUSE LE 12: new python-urllib3 packages.
New packages are available:
  SUSE LE 12 RTM-SP5: python-urllib3 1.22-3.14.1

SUSE LE 15 RTM: new python-urllib3 packages.
New packages are available:
  SUSE LE 15 RTM: python-urllib3 1.22-6.4.1

SUSE LE 15 SP1: new python-urllib3 packages.
New packages are available:
  SUSE LE 15 SP1: python-urllib3 1.24-9.4.1

Ubuntu 14.04: new python-urllib3 packages.
New packages are available:
  Ubuntu 14.04 ESM: python-urllib3 1.7.1-1ubuntu4.1+esm1

Ubuntu: new urllib3 packages.
New packages are available:
  Ubuntu 19.04: python-urllib3 1.24.1-1ubuntu0.1, python3-urllib3 1.24.1-1ubuntu0.1
  Ubuntu 18.10: python-urllib3 1.22-1ubuntu0.18.10.1, python3-urllib3 1.22-1ubuntu0.18.10.1
  Ubuntu 18.04 LTS: python-urllib3 1.22-1ubuntu0.18.04.1, python3-urllib3 1.22-1ubuntu0.18.04.1
  Ubuntu 16.04 LTS: python-urllib3 1.13.1-2ubuntu0.16.04.3, python3-urllib3 1.13.1-2ubuntu0.16.04.3

Wind River Linux: solution (21/05/2019).
The solution is indicated in information sources.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides computer security bulletins. The Vigil@nce team tracks computer vulnerabilities impacting systems and applications.