(Pwn2Own) Rockwell Automation FactoryTalk View SE Directory Traversal Remote Code Execution Vulnerability

June 22nd, 2020
ZDI-20-730 ZDI-CAN-10284

CVE ID

CVE-2020-12029

CVSS Score

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

Affected Vendors

Rockwell Automation

Affected Products

FactoryTalk View SE

Vulnerability Details

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Rockwell Automation FactoryTalk View SE. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the handling of project files. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of SYSTEM.

Additional Details

Rockwell Automation has issued an update to correct this vulnerability. More details can be found at:
https://rockwellautomation.custhelp.com/app/answers/detail/a_id/1126944

Disclosure Timeline

  • 2020-01-30 - Vulnerability reported to vendor
  • 2020-06-22 - Coordinated public release of advisory

Credit

Team FLASHBACK: Pedro Ribeiro (pedrib@gmail.com|@pedrib1337) and Radek Domanski (@RabbitPro)

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