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 prlhypervisor 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
Event History
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.