Advisory Details

June 22nd, 2020

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

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 GetHMIProjectPaths 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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