Advisory Details

March 2nd, 2018

Delta Industrial Automation DOPSoft DPA File ButtonOnMacro Stack-based Buffer Overflow Remote Code Execution Vulnerability

ZDI-18-228
ZDI-CAN-5274

CVE ID CVE-2018-5476
CVSS SCORE 6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS Delta Industrial Automation
AFFECTED PRODUCTS DOPSoft
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['29872']. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Delta Industrial Automation DOPSoft. 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 processing of the ButtonOnMacro structure in a DPA file. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code under the context of the current process.

ADDITIONAL DETAILS Delta Industrial Automation has issued an update to correct this vulnerability. More details can be found at:
https://ics-cert.us-cert.gov/advisories/ICSA-18-060-03
DISCLOSURE TIMELINE
  • 2017-10-12 - Vulnerability reported to vendor
  • 2018-03-02 - Coordinated public release of advisory
  • 2018-03-02 - Advisory Updated
CREDIT Ghirmay Desta
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