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Vulnerability of snapd: privilege escalation via Container Arbitrary Devices

Synthesis of the vulnerability 

An attacker, inside a guest system, can bypass restrictions via Container Arbitrary Devices of snapd, in order to escalate his privileges on the host system.
Vulnerable software: Ubuntu.
Severity of this announce: 2/4.
Creation date: 10/02/2021.
Références of this computer vulnerability: CVE-2020-27352, USN-4728-1, VIGILANCE-VUL-34537.

Description of the vulnerability 

An attacker, inside a guest system, can bypass restrictions via Container Arbitr...
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This weakness announce impacts software or systems such as Ubuntu.

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

Solutions for this threat 

Workarounds for this vulnerability are not yet public.
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