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 Shell First Argument

Synthesis of the vulnerability 

An attacker can use a vulnerability via Shell First Argument of Ruby, in order to run code.
Impacted software: Debian, openSUSE Leap, Solaris, SLES, Ubuntu.
Severity of this computer vulnerability: 2/4.
Creation date: 26/11/2019.
Références of this announce: CVE-2019-16255, DLA-2007-1, DLA-2027-1, DSA-4586-1, DSA-4587-1, openSUSE-SU-2020:0395-1, SUSE-SU-2020:0737-1, USN-4201-1, VIGILANCE-VUL-30970.

Description of the vulnerability 

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

This computer threat alert impacts software or systems such as Debian, openSUSE Leap, Solaris, SLES, Ubuntu.

Our Vigil@nce team determined that the severity of this weakness announce 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 bulletin.

Solutions for this threat 

Debian 10: new ruby2.5 packages.
New packages are available:
  Debian 10: ruby2.5 2.5.5-3+deb10u1

Debian 8: new jruby packages.
New packages are available:
  Debian 8: jruby 1.5.6-9+deb8u2

Debian 8: new ruby2.1 packages.
New packages are available:
  Debian 8: ruby2.1 2.1.5-2+deb8u8

Debian 9: new ruby2.3 packages.
New packages are available:
  Debian 9: ruby2.3 2.3.3-1+deb9u7

openSUSE Leap 15.1: new ruby2.5 packages.
New packages are available:
  openSUSE Leap 15.1: ruby2.5 2.5.7-lp151.4.6.1

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

SUSE LE 15: new ruby2.5 packages.
New packages are available:
  SUSE LE 15 RTM: ruby2.5 2.5.7-4.8.1
  SUSE LE 15 SP1: ruby2.5 2.5.7-4.8.1

Ubuntu: new ruby packages.
New packages are available:
  Ubuntu 19.10: libruby2.5 2.5.5-4ubuntu2.1, ruby2.5 2.5.5-4ubuntu2.1
  Ubuntu 19.04: libruby2.5 2.5.5-1ubuntu1.1, ruby2.5 2.5.5-1ubuntu1.1
  Ubuntu 18.04 LTS: libruby2.5 2.5.1-1ubuntu1.6, ruby2.5 2.5.1-1ubuntu1.6
  Ubuntu 16.04 LTS: libruby2.3 2.3.1-2~ubuntu16.04.14, ruby2.3 2.3.1-2~ubuntu16.04.14

Wind River Linux: version 10.18.44.14.
The version 10.18.44.14 is fixed:
  https://support2.windriver.com/
Full bulletin, software filtering, emails, fixes, ... (Request your free trial)

Computer vulnerabilities tracking service 

Vigil@nce provides a software vulnerability alert. The Vigil@nce vulnerability database contains several thousand vulnerabilities.