Advisory Details

December 15th, 2016

Delta Industrial Automation ISPSoft dvp File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

ZDI-16-659
ZDI-CAN-3916

CVE ID CVE-2016-5805
CVSS SCORE 6.8, AV:N/AC:M/Au:N/C:P/I:P/A:P
AFFECTED VENDORS Delta Industrial Automation
AFFECTED PRODUCTS ISPSoft
VULNERABILITY DETAILS


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Delta Industrial Automation ISPSoft. 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 dvp files. The issue lies in the failure to properly validate the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute arbitrary code under the context of 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-16-348-03
DISCLOSURE TIMELINE
  • 2016-08-23 - Vulnerability reported to vendor
  • 2016-12-15 - Coordinated public release of advisory
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