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Vulnerability of xdg-utils: information disclosure

Synthesis of the vulnerability 

An attacker can bypass access restrictions to data of xdg-utils, in order to obtain sensitive information.
Vulnerable products: Ubuntu.
Severity of this weakness: 1/4.
Creation date: 26/11/2020.
Références of this bulletin: CVE-2020-27748, USN-4649-1, USN-4649-2, VIGILANCE-VUL-33984.

Description of the vulnerability 

An attacker can bypass access restrictions to data of xdg-utils, in order to obtain sensitive information.
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This weakness impacts software or systems such as Ubuntu.

Our Vigil@nce team determined that the severity of this vulnerability announce is low.

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 bulletin.

Solutions for this threat 

Ubuntu: new xdg-utils packages.
New packages are available:
  Ubuntu 20.10: xdg-utils 1.1.3-2ubuntu1.20.10.2
  Ubuntu 20.04 LTS: xdg-utils 1.1.3-2ubuntu1.20.04.2
  Ubuntu 18.04 LTS: xdg-utils 1.1.2-1ubuntu2.5
  Ubuntu 16.04 LTS: xdg-utils 1.1.1-1ubuntu1.16.04.5
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