ZDI-24-1002: (0Day) Avast Cleanup Premium Link Following Local Privilege Escalation Vulnerability
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.
Other sources
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-2024-7229.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-24-1002?
The severity of ZDI-24-1002 is classified as a medium-risk vulnerability.
How do I fix ZDI-24-1002?
To fix ZDI-24-1002, update the Avast Cleanup Premium software to the latest version provided by the vendor.
Who is affected by ZDI-24-1002?
ZDI-24-1002 affects installations of Avast Cleanup Premium where low-privileged code execution is possible.
Can ZDI-24-1002 be exploited remotely?
No, ZDI-24-1002 requires local access to the system to be exploited.
What impact does ZDI-24-1002 have on affected systems?
ZDI-24-1002 allows local attackers to escalate privileges on affected installations.