CVE-2020-17402: Parallels Desktop prl_hypervisor Incorrect Permission Assignment for Critical Resource Information Disclosure Vulnerability
This vulnerability allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.4 (47270). 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. By examining a log file, an attacker can disclose a memory address. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute code in the context of the kernel. Was ZDI-CAN-11063.
Other sources
This vulnerability allows local attackers to disclose sensitive information 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. By examining a log file, an attacker can disclose a memory address. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute code in the context of the kernel.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2020-17402?
CVE-2020-17402 is a vulnerability that allows local attackers to disclose sensitive information on affected installations of Parallels Desktop 15.1.4 (47270).
How can this vulnerability be exploited?
To exploit this vulnerability, an attacker must first obtain the ability to execute low-privileged code on the target system.
What is the severity of CVE-2020-17402?
The severity of CVE-2020-17402 is medium with a severity value of 6.5.
How can I fix CVE-2020-17402?
To fix CVE-2020-17402, update Parallels Desktop to version 15.1.5 or higher.
Where can I find more information about CVE-2020-17402?
More information about CVE-2020-17402 can be found in the Parallels knowledge base and the Zero Day Initiative advisories.