OMRON CX-Supervisor SCS File Parsing Memory Corruption Remote Code Execution Vulnerability

October 17th, 2018
ZDI-18-1287 ZDI-CAN-6401

CVE ID

CVE-2018-17905

CVSS Score

6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Affected Vendors

OMRON

Affected Products

CX-Supervisor

Vulnerability Details


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of OMRON CX-Supervisor. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The issue results from the lack of proper validation of user-supplied data, which can result in a memory corruption condition. An attacker can leverage this vulnerability to execute code in the context of the current process.

Additional Details

OMRON has issued an update to correct this vulnerability. More details can be found at:
https://ics-cert.us-cert.gov/advisories/ICSA-18-290-01

Disclosure Timeline

  • 2018-06-22 - Vulnerability reported to vendor
  • 2018-10-17 - Coordinated public release of advisory
  • 2018-10-17 - Advisory Updated

Credit

b0nd @garage4hackers

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