ZDI-20-1018: Parallels Desktop prl_hypervisor Out-Of-Bounds Read Privilege Escalation Vulnerability
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 system in order to exploit this vulnerability. The specific flaw exists within the prl_hypervisor kext. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated buffer. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the hypervisor.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Parallels |
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Reference Links
Frequently Asked Questions
What is the severity of ZDI-20-1018?
The severity of ZDI-20-1018 is high due to its potential to allow local privilege escalation.
How do I fix ZDI-20-1018?
To fix ZDI-20-1018, update Parallels Desktop to the latest version provided by Parallels.
Who is affected by ZDI-20-1018?
ZDI-20-1018 affects users of Parallels Desktop for Mac installations.
What type of attack does ZDI-20-1018 enable?
ZDI-20-1018 enables local attackers to escalate their privileges on the targeted system.
What must an attacker do to exploit ZDI-20-1018?
An attacker must first gain the ability to execute low-privileged code on the target system to exploit ZDI-20-1018.
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