ZDI-CAN-25548: ZDI-25-698: Avast Cleanup Premium TuneupSvc Link Following Local Privilege Escalation Vulnerability

Published Jul 29, 2025
·
Updated

This vulnerability allows local attackers to escalate privileges on affected installations of Avast Cleanup Premium. 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 7.8. The following CVEs are assigned: CVE-2024-13962.

Affected Software

1 affected component
Avast Cleanup Premium

Event History

Jul 29, 2025
Advisory Published
via ZDI·05:00 AM
Data Sourced
via ZDI·05:00 AM
Description
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Frequently Asked Questions

1

What is the severity of ZDI-CAN-25548?

The severity of ZDI-CAN-25548 is determined by its potential to allow local attackers to escalate privileges on affected installations of Avast Cleanup Premium.

2

How do I fix ZDI-CAN-25548?

To fix ZDI-CAN-25548, ensure that you have the latest version of Avast Cleanup Premium installed, as updates often address known vulnerabilities.

3

Who is affected by ZDI-CAN-25548?

Users of Avast Cleanup Premium are affected by ZDI-CAN-25548 if they are running unpatched versions of the software.

4

What should I do if I cannot update Avast Cleanup Premium to resolve ZDI-CAN-25548?

If you cannot update Avast Cleanup Premium, consider uninstalling the program or restricting access to the system to mitigate potential exploitation of ZDI-CAN-25548.

5

Can ZDI-CAN-25548 be exploited remotely?

No, ZDI-CAN-25548 cannot be exploited remotely; an attacker must have low-privileged access to execute code on the target system.

Contact

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