ZDI-23-1474: (0Day) Avast Premium Security Sandbox Protection Incorrect Authorization Privilege Escalation Vulnerability

First published: Wed Sep 27 2023(Updated: )

This vulnerability allows local attackers to escalate privileges on affected installations of Avast Premium Security. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the implementation of the sandbox feature. The issue results from incorrect authorization. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code outside the sandbox at medium integrity.

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