Vulnerability · Published Mar 23, 2020 · Assigned by zdi
CVE-2020-8873
High 8.2
In plain English
A high-severity security flaw in Desktop from Parallels. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 31% of all known vulnerabilities).
Official description
This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop 15.1.2-47123. 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 xHCI component. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the hypervisor. Was ZDI-CAN-10031.
Affected products (as reported)
Weakness: CWE-367 · Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
References
- https://www.zerodayinitiative.com/advisories/ZDI-20-294/ x_refsource_MISC