CVE-2023-50226

EUVD-2023-55048
Parallels Desktop Updater Link Following Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute low-privileged code on the target host system in order to exploit this vulnerability.

The specific flaw exists within the Updater service. By creating a symbolic link, an attacker can abuse the service to move arbitrary files. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.
. Was ZDI-CAN-21227.
Link Following
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
zdiCNA
7.8 HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 51%
Affected Products (NVD)
VendorProductVersion
parallelsparallels_desktop
𝑥
< 18.3.2
parallelsparallels_desktop
𝑥
< 17.1.7_\(51588\)
parallelsparallels_desktop
18.0.0_\(53049\) ≤
𝑥
< 18.3.2_\(53621\)
𝑥
= Vulnerable software versions