VULNERABILITY INTELLIGENCE

CVE-2020-17397

CVSS score8.2 HIGH
EPSS probability0.46%
CISA KEVNot currently listed
Published2020-08-25
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Description

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 high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the handling of network packets. The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the hypervisor. Was ZDI-CAN-11253.

Weakness classification

  • zdi-disclosures@trendmicro.com: CWE-119

Primary references