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 Ruby: code execution via Unpropagaded Tainted Flags

Synthesis of the vulnerability 

An attacker can use a vulnerability via Unpropagaded Tainted Flags of Ruby, in order to run code.
Impacted systems: Debian, Fedora, McAfee Web Gateway, openSUSE Leap, Solaris, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity of this alert: 2/4.
Creation date: 29/10/2018.
Références of this alert: bulletinjan2019, CVE-2018-16396, DLA-1558-1, DSA-4332-1, FEDORA-2018-319b9d0f68, openSUSE-SU-2019:1771-1, RHSA-2018:3729-01, RHSA-2018:3730-01, RHSA-2018:3731-01, RHSA-2019:2028-01, RHSA-2020:2769-01, RHSA-2020:2839-01, SUSE-SU-2019:1804-1, SUSE-SU-2020:1570-1, USN-3808-1, VIGILANCE-VUL-27629.

Description of the vulnerability 

An attacker can use a vulnerability via Unpropagaded Tainted Flags of Ruby, in order to run code.
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

This weakness announce impacts software or systems such as Debian, Fedora, McAfee Web Gateway, openSUSE Leap, Solaris, RHEL, SUSE Linux Enterprise Desktop, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this vulnerability alert 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 threat announce.

Solutions for this threat 

Debian 8: new ruby2.1 packages.
New packages are available:
  Debian 8: ruby2.1 2.1.5-2+deb8u6

Debian 9: new ruby2.3 packages.
New packages are available:
  Debian 9: ruby2.3 2.3.3-1+deb9u4

Fedora 29: new ruby packages.
New packages are available:
  Fedora 29: ruby 2.5.3-99.fc29

IBM: new ruby packages.
New packages are available:
  Ubuntu 18.10: ruby2.5 2.5.1-5ubuntu4.1
  Ubuntu 18.04 LTS: ruby2.5 2.5.1-1ubuntu1.1
  Ubuntu 16.04 LTS: ruby2.3 2.3.1-2~16.04.11
  Ubuntu 14.04 LTS: ruby1.9.1 1.9.3.484-2ubuntu1.13, ruby1.9.3 1.9.3.484-2ubuntu1.13, ruby2.0 2.0.0.484-1ubuntu2.11

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: new ruby2.5 packages.
New packages are available:
  openSUSE Leap 15.0: ruby2.5 2.5.5-lp150.3.3.1
  openSUSE Leap 15.1: ruby2.5 2.5.5-lp151.4.3.1

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

RHEL 7.4: new ruby packages.
New packages are available:
  RHEL 7.4: ruby 2.0.0.648-37.el7_4

RHEL 7.6: new ruby packages.
New packages are available:
  RHEL 7.6: ruby 2.0.0.648-38.el7_6

RHEL 7: new ruby packages.
New packages are available:
  RHEL 7: ruby 2.0.0.648-36.el7

RHEL: new rh-ruby2x-ruby packages.
New packages are available:
  RHEL 6: rh-ruby23-ruby 2.3.8-69.el6, rh-ruby24-ruby 2.4.5-91.el6
  RHEL 7: rh-ruby25-ruby 2.5.3-6.el7

SUSE LE 12: new ruby2.1 packages.
New packages are available:
  SUSE LE 12 SP2: ruby2.1 2.1.9-19.3.2
  SUSE LE 12 SP3: ruby2.1 2.1.9-19.3.2
  SUSE LE 12 SP4: ruby2.1 2.1.9-19.3.2
  SUSE LE 12 SP5: ruby2.1 2.1.9-19.3.2

SUSE LE 15: new ruby2.5 packages.
New packages are available:
  SUSE LE 15 RTM: ruby2.5 2.5.5-4.3.1
  SUSE LE 15 SP1: ruby2.5 2.5.5-4.3.1

Wind River Linux: solution (28/11/2018).
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.