CVE-2020-17400: Parallels Desktop prl_hypervisor Out-Of-Bounds Read Privilege Escalation Vulnerability
First published: Tue Aug 25 2020(Updated: )
This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 15.1.4. 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. Was ZDI-CAN-11304.
Credit: zdi-disclosures@trendmicro.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Parallels Desktop for Mac | ||
| Parallels Desktop for Mac | <16.0.0 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the vulnerability ID for this Parallels Desktop vulnerability?
The vulnerability ID for this Parallels Desktop vulnerability is CVE-2020-17400.
What is the severity level of CVE-2020-17400?
CVE-2020-17400 has a severity level of 8.8 (high).
How does the vulnerability CVE-2020-17400 allow privilege escalation?
CVE-2020-17400 allows local attackers to escalate privileges on affected installations of Parallels Desktop 15.1.4 by executing low-privileged code on the target system.
What software versions of Parallels Desktop are affected by CVE-2020-17400?
CVE-2020-17400 affects Parallels Desktop versions up to exclusive 16.0.0.
How can I fix CVE-2020-17400?
To fix CVE-2020-17400, update your Parallels Desktop installation to a version beyond 16.0.0.
- agent/references
- agent/type
- agent/softwarecombine
- collector/mitre-cve
- source/MITRE
- agent/author
- agent/title
- agent/severity
- agent/last-modified-date
- agent/weakness
- agent/description
- agent/first-publish-date
- agent/event
- agent/trending
- agent/source
- agent/tags
- collector/zdi-advisory
- source/ZDI
- alias/ZDI-20-1018
- alias/ZDI-CAN-11304
- alias/CVE-2020-17400
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/parallels
- canonical/parallels desktop for mac