SRC-2022-0016 : VMware Workspace ONE Access ntpServer.hzn Privilege Escalation Vulnerability

CVE ID: CVE-2022-31664

CVSS Score: 7.8, (/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Affected Vendors: VMWare

Affected Products: Workspace ONE Access, Identity Manager, vRealize Automation

Vulnerability Details: This vulnerability allows local attackers to escalate privileges on affected installations of VMware Workspace ONE Access. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The specific flaw exists within ntpServer.hzn script. The issue results from allowing attackers to execute non existant scripts. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.

Vendor Response:

VMWare has issued an update to correct this vulnerability. More details can be found at:

Disclosure Timeline:

  • 2022-07-12 – Sent to VMWare PSIRT

  • 2022-08-02 – Coordinated public release of advisory

Proof of Concept: /pocs/cve-2022-{31664,31665}.py.txt

Credit: This vulnerability was discovered by Steven Seeley (mr_me) of Qihoo 360 Vulnerability Research Institute