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Vulnerability of Rails ActionView: Cross Site Scripting via Literal Escape Helpers

Synthesis of the vulnerability 

An attacker can trigger a Cross Site Scripting via Literal Escape Helpers of Rails ActionView, in order to run JavaScript code in the context of the web site.
Vulnerable products: Debian, openSUSE Leap, SLES.
Severity of this weakness: 2/4.
Creation date: 20/03/2020.
Références of this bulletin: CVE-2020-5267, DLA-2149-1, openSUSE-SU-2020:0627-1, openSUSE-SU-2020:1993-1, openSUSE-SU-2020:2000-1, SUSE-SU-2020:1178-1, SUSE-SU-2020:3036-1, SUSE-SU-2020:3147-1, SUSE-SU-2020:3160-1, VIGILANCE-VUL-31842.

Description of the vulnerability 

An attacker can trigger a Cross Site Scripting via Literal Escape Helpers of Rails ActionView, in order to run JavaScript code in the context of the web site.
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This security threat impacts software or systems such as Debian, openSUSE Leap, SLES.

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

Solutions for this threat 

Debian 8: new rails packages.
New packages are available:
  Debian 8: rails 2:4.1.8-1+deb8u6

openSUSE Leap 15.1: new rmt-server packages (24/11/2020).
New packages are available:
  openSUSE Leap 15.1: rmt-server 2.6.5-lp151.2.18.2

openSUSE Leap 15.1: new rubygem-actionview-5_1 packages.
New packages are available:
  openSUSE Leap 15.1: ruby2.5-rubygem-actionview-5_1 5.1.4-lp151.3.3.1

openSUSE Leap 15.2: new rmt-server packages.
New packages are available:
  openSUSE Leap 15.2: rmt-server 2.6.5-lp152.2.3.1

SUSE LE 15: new rubygem-actionview-5_1 packages.
New packages are available:
  SUSE LE 15 SP1: ruby2.5-rubygem-actionview-5_1 5.1.4-3.3.1
  SUSE LE 15 RTM: ruby2.5-rubygem-actionview-5_1 5.1.4-3.3.1

SUSE LE 15 RTM: new rmt-server packages.
New packages are available:
  SUSE LE 15 RTM: rmt-server 2.6.5-3.34.1

SUSE LE 15 SP1: new rmt-server packages (05/11/2020).
New packages are available:
  SUSE LE 15 SP1: rmt-server 2.6.5-3.18.1

SUSE LE 15 SP2: new rmt-server packages.
New packages are available:
  SUSE LE 15 SP2: rmt-server 2.6.5-3.3.1
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