A vulnerability was found in Parallels Desktop 15.1.3-47255 and classified as problematic. This issue affects an unknown functionality. The manipulation with an unknown input leads to a routine vulnerability. Using CWE to declare the problem leads to CWE-749. The product provides an Applications Programming Interface (API) or similar interface for interaction with external actors, but the interface includes a dangerous method or function that is not properly restricted. Impacted is confidentiality. The summary by CVE is:

This vulnerability allows local attackers to disclose information on affected installations of Parallels Desktop 15.1.3-47255. 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 handler for HOST_IOCTL_INIT_HYPERVISOR in the prl_hypervisor kext. The issue results from the exposure of dangerous method or function to the unprivileged user. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the kernel. Was ZDI-CAN-10518.

The weakness was shared 08/25/2020 (Website). It is possible to read the advisory at kb.parallels.com. The identification of this vulnerability is CVE-2020-17391 since 08/07/2020. Attacking locally is a requirement. The successful exploitation needs a simple authentication. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries 160258, 160260, 160261 and 160262 are related to this item.

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• Parallels Desktop

Version

• 15.1.3-47255

License

• commercial

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• 🔍

CPE 2.2info

• 🔍

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