What is the severity of CVE-2020-17390?

CVE-2020-17390 has a severity rating of 8.8 (high).

Which software versions are affected by CVE-2020-17390?

CVE-2020-17390 affects Parallels Desktop versions up to and excluding 15.1.4.

How can I fix the CVE-2020-17390 vulnerability?

To fix the CVE-2020-17390 vulnerability, it is recommended to update Parallels Desktop to version 15.1.4 or later.

Vulnerability/
CVE-2020-17390

high

8.8

CWE

125

25/8/2020

4/8/2024

CVE-2020-17390: Parallels Desktop hypervisor Out-Of-Bounds Read Privilege Escalation Vulnerability

Q: What is CVE-2020-17390?

CVE-2020-17390 is a vulnerability that allows local attackers to escalate privileges on affected installations of Parallels Desktop 15.1.2-47123.

Q: How can the CVE-2020-17390 vulnerability be exploited?

To exploit the CVE-2020-17390 vulnerability, an attacker must first obtain the ability to execute low-privileged code on the target system.

First published: Tue Aug 25 2020(Updated: )

This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 15.1.2-47123. 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 hypervisor kernel extension. 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. Was ZDI-CAN-10030.

Credit: zdi-disclosures@trendmicro.com

Affected Software	Affected Version	How to fix
Parallels Desktop	<15.1.4
Parallels Desktop

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Frequently Asked Questions

What is CVE-2020-17390?
CVE-2020-17390 is a vulnerability that allows local attackers to escalate privileges on affected installations of Parallels Desktop 15.1.2-47123.
How can the CVE-2020-17390 vulnerability be exploited?
To exploit the CVE-2020-17390 vulnerability, an attacker must first obtain the ability to execute low-privileged code on the target system.
What is the severity of CVE-2020-17390?
CVE-2020-17390 has a severity rating of 8.8 (high).
Which software versions are affected by CVE-2020-17390?
CVE-2020-17390 affects Parallels Desktop versions up to and excluding 15.1.4.
How can I fix the CVE-2020-17390 vulnerability?
To fix the CVE-2020-17390 vulnerability, it is recommended to update Parallels Desktop to version 15.1.4 or later.

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