CVE-2019-17148: Parallels Desktop Command Injection Privilege Escalation Vulnerability
This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop Parallels Desktop version 14.1.3 (45485). An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the Parallels Service. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of root. Was ZDI-CAN-8685.
Other sources
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 guest system in order to exploit this vulnerability. The specific flaw exists within the Parallels Service. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of root.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2019-17148?
CVE-2019-17148 has a high severity rating as it allows local attackers to escalate privileges.
How do I fix CVE-2019-17148?
To fix CVE-2019-17148, update Parallels Desktop to version 14.1.4 or later.
Who is affected by CVE-2019-17148?
CVE-2019-17148 affects users of Parallels Desktop version 14.1.3 on macOS.
What type of vulnerability is CVE-2019-17148?
CVE-2019-17148 is a local privilege escalation vulnerability.
Can an attacker exploit CVE-2019-17148 remotely?
No, an attacker must first obtain the ability to execute low-privileged code on the target guest system to exploit CVE-2019-17148.