ZDI-CAN-22892: ZDI-24-1002: (0Day) Avast Cleanup Premium Link Following Local Privilege Escalation Vulnerability
First published: Mon Jul 29 2024(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 specific flaw exists within the Avast Cleanup Service. By creating a symbolic link, an attacker can abuse the service to delete a file. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Avast Cleanup Premium |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-22892?
The severity of ZDI-CAN-22892 is classified as high due to its potential for privilege escalation.
How do I fix ZDI-CAN-22892?
To fix ZDI-CAN-22892, ensure that Avast Cleanup Premium is updated to the latest version provided by the vendor.
Who is affected by ZDI-CAN-22892?
ZDI-CAN-22892 affects users of Avast Cleanup Premium on systems where low-privileged code execution is possible.
What type of vulnerability is ZDI-CAN-22892?
ZDI-CAN-22892 is a privilege escalation vulnerability that allows local attackers to gain elevated access.
What are the prerequisites for exploiting ZDI-CAN-22892?
An attacker must first obtain the ability to execute low-privileged code on the target system to exploit ZDI-CAN-22892.
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