Advisory Details

July 16th, 2020

Advantech iView NetworkServlet Improper Input Validation Remote Code Execution Vulnerability

ZDI-20-834
ZDI-CAN-10646

CVE ID CVE-2020-14503
CVSS SCORE 9.8, AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS Advantech
AFFECTED PRODUCTS iView
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Advantech iView. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the NetworkServlet servlet. The issue results from the lack of proper validation of user-supplied data prior to further processing. An attacker can leverage this vulnerability to execute code in the context of SYSTEM.

ADDITIONAL DETAILS Advantech has issued an update to correct this vulnerability. More details can be found at:
https://us-cert.cisa.gov/ics/advisories/icsa-20-196-33
DISCLOSURE TIMELINE
  • 2020-04-01 - Vulnerability reported to vendor
  • 2020-07-16 - Coordinated public release of advisory
CREDIT rgod
BACK TO ADVISORIES