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Vulnerability of Click: privilege escalation

Synthesis of the vulnerability 

An attacker can bypass restrictions of Click, in order to escalate his privileges.
Impacted software: Ubuntu.
Severity of this computer vulnerability: 2/4.
Creation date: 16/10/2015.
Références of this announce: USN-2771-1, VIGILANCE-VUL-18118.

Description of the vulnerability 

An attacker can bypass restrictions of Click, in order to escalate his privileges.
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This computer vulnerability announce impacts software or systems such as Ubuntu.

Our Vigil@nce team determined that the severity of this cybersecurity bulletin is medium.

The trust level is of type confirmed by the editor, with an origin of user shell.

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

Solutions for this threat 

Ubuntu: new python3-click packages.
New packages are available:
  Ubuntu 15.04: python3-click 0.4.38.5ubuntu0.2
  Ubuntu 14.04 LTS: python3-click 0.4.21.1ubuntu0.2
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