SRC-2022-0005 : VMware Workspace ONE Access customError.ftl Server-side Template Injection Remote Code Execution Vulnerability

CVE ID: CVE-2022-22954

CVSS Score: 9.8, (/AV:N/AC:L/PR:N/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 remote attackers to execute arbitrary code on affected installations of VMware Workspace ONE Access. Authentication is not required to exploit this vulnerability. The specific flaw exists within the customError.ftl template.

The issue results from the usage of unsafe freemarker syntax, specifically a call to eval on untrusted input. An attacker can leverage this vulnerability to execute code in the context of the horizon user.

Vendor Response:

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

Disclosure Timeline:

  • 2022-02-25 – Sent to VMWare PSIRT

  • 2022-04-06 – Coordinated public release of advisory

Proof of Concept:

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