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Vulnerability of Apport: file reading via Symlink

Synthesis of the vulnerability 

A local attacker can read a file via Symlink of Apport, in order to obtain sensitive information.
Vulnerable products: Ubuntu.
Severity of this weakness: 2/4.
Creation date: 02/04/2020.
Références of this bulletin: CVE-2020-8833, USN-4315-1, USN-4315-2, VIGILANCE-VUL-31926.

Description of the vulnerability 

A local attacker can read a file via Symlink of Apport, in order to obtain sensitive information.
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This security announce impacts software or systems such as Ubuntu.

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

Solutions for this threat 

Ubuntu: new apport packages.
New packages are available:
  Ubuntu 19.10: apport 2.20.11-0ubuntu8.8
  Ubuntu 18.04 LTS: apport 2.20.9-0ubuntu7.14
  Ubuntu 16.04 LTS: apport 2.20.1-0ubuntu2.23
  Ubuntu 14.04 ESM: apport 2.14.1-0ubuntu3.29+esm4
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Vigil@nce provides a computer security bulletin. The Vigil@nce computer vulnerability tracking service alerts your teams of vulnerabilities or threats impacting your information system.