PT-2019-14978 · Parallels · Parallels Desktop

Junorouse · Published 2019-12-20 · Updated 2020-10-07 · CVE-2019-17148

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Parallels Desktop version 14.1.3

Description This issue allows local attackers to escalate privileges on affected installations. An attacker must first obtain the ability to execute low-privileged code on the target guest system in order to exploit this issue. The specific flaw exists within the Parallels Service and 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 issue to escalate privileges and execute code in the context of root.

Recommendations For Parallels Desktop version 14.1.3, at the moment, there is no information about a newer version that contains a fix for this issue.

Fix

OS Command Injection

Command Injection

Weakness Enumeration

CWE-78

CWE-77

Related Identifiers

CVE-2019-17148

ZDI-19-1028

Affected Products

Parallels Desktop

References · 3

• https://zerodayinitiative.com/advisories/ZDI-19-1028 · Security Note
• https://osv.dev/vulnerability/CVE-2019-17148 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-17148 · Security Note