(Pwn2Own) Rockwell Automation FactoryTalk View SE Backup Missing Authentication for Critical Function Vulnerability

June 22nd, 2020
ZDI-20-729 ZDI-CAN-10283

CVE ID

CVE-2020-12028

CVSS Score

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

Affected Vendors

Rockwell Automation

Affected Products

FactoryTalk View SE

Vulnerability Details

This vulnerability allows remote attackers to create arbitrary files 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 backups. The issue results from lack of authorization prior to initiating a backup. An attacker can leverage this in conjunction with other 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
  • 2021-06-29 - Advisory Updated

Credit

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

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