Advisory Details

June 22nd, 2020

(Pwn2Own) Rockwell Automation FactoryTalk View SE GetHMIProjects Missing Authentication for Critical Function Information Disclosure Vulnerability

ZDI-20-727
ZDI-CAN-10281

CVE ID CVE-2020-12027
CVSS SCORE 5.3, AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AFFECTED VENDORS Rockwell Automation
AFFECTED PRODUCTS FactoryTalk View SE
VULNERABILITY DETAILS

This vulnerability allows remote attackers to disclose sensitive information 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 the GetHMIProjects parameter provided to hmi_isapi.dll. The issue results from a lack of authentication required to query the server. 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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