ZDI-CAN-21227: ZDI-23-1805: Parallels Desktop Updater Link Following Local Privilege Escalation Vulnerability
First published: Tue Dec 19 2023(Updated: )
This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute low-privileged code on the target host system in order to exploit this vulnerability. The specific flaw exists within the Updater service. By creating a symbolic link, an attacker can abuse the service to move arbitrary files. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Parallels |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-CAN-21227?
The severity of ZDI-CAN-21227 is critical due to its potential for privilege escalation.
How do I fix ZDI-CAN-21227?
To fix ZDI-CAN-21227, update Parallels Desktop to the latest version provided by the vendor.
Who is affected by ZDI-CAN-21227?
ZDI-CAN-21227 affects users of Parallels Desktop on Mac systems.
Can ZDI-CAN-21227 be exploited remotely?
No, ZDI-CAN-21227 requires local access to exploit.
What causes the vulnerability ZDI-CAN-21227?
ZDI-CAN-21227 is caused by a flaw in the handling of low-privileged code execution.
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