|CVSS SCORE||7.8, (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)|
This vulnerability allows remote attackers to execute arbitrary code on affected installations of WECON PIStudio. 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 HSC files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated object. An attacker can leverage this vulnerability to execute code in the context of an administrator.
This vulnerability is being disclosed publicly without a patch in accordance with ZDI policies.
06/26/2019 - ZDI provided the vulnerability report to ICS-CERT
|CREDIT||Mat Powell of Trend Micro Zero Day Initiative