ZDI-CAN-20178: ZDI-23-1474: (0Day) Avast Premium Security Sandbox Protection Incorrect Authorization Privilege Escalation Vulnerability
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.
Other sources
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 ZDI has assigned a CVSS rating of 5.3. The following CVEs are assigned: CVE-2023-42124.
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-20178?
The severity of ZDI-CAN-20178 is classified as high due to its potential for privilege escalation.
How do I fix ZDI-CAN-20178?
To remediate ZDI-CAN-20178, update Avast Premium Security to the latest version provided by the vendor.
Who is affected by ZDI-CAN-20178?
ZDI-CAN-20178 affects installations of Avast Premium Security on systems where low-privileged code can be executed.
What type of vulnerability is ZDI-CAN-20178?
ZDI-CAN-20178 is a privilege escalation vulnerability that allows local attackers to gain higher access rights.
What must an attacker do to exploit ZDI-CAN-20178?
An attacker must first gain the ability to execute low-privileged code on the target system to exploit ZDI-CAN-20178.