Vulnerability identifier: #VU45766

Vulnerability risk: Low

CVSSv3.1: 3.3 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-17393

CWE-ID: CWE-20

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Parallels Desktop
Operating systems & Components / Operating system package or component

Vendor: Parallels

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to insufficient validation of user-supplied input within the prl_hypervisor kext. A local user can pass specially crafted input to the application and gain access to sensitive information on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Parallels Desktop: 15.0.0 (46967) - 15.1.3 (47255)

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External links
http://www.zerodayinitiative.com/advisories/ZDI-20-1011/
http://kb.parallels.com/en/125013

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.