Advisory Details

May 14th, 2018

Rockwell Automation Arena File Parsing SmAnim Use-After-Free Remote Code Execution Vulnerability

CVE ID	CVE-2018-8843
CVSS SCORE	6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS	Rockwell Automation
AFFECTED PRODUCTS	Arena
VULNERABILITY DETAILS	This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Rockwell Automation Arena. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of an Arena Model file. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code under the context of the Arena process.
ADDITIONAL DETAILS	Rockwell Automation has issued an update to correct this vulnerability. More details can be found at: https://ics-cert.us-cert.gov/advisories/ICSA-18-130-02
DISCLOSURE TIMELINE	2018-01-10 - Vulnerability reported to vendor 2018-05-14 - Coordinated public release of advisory 2018-05-14 - Advisory Updated
CREDIT	Ariele Caltabiano (kimiya)

BACK TO ADVISORIES