Advisory Details

July 16th, 2020

Advantech iView DeviceTreeTable checkForChassisUpdates SQL Injection Remote Code Execution Vulnerability

ZDI-20-833
ZDI-CAN-10633

CVE ID CVE-2020-14497
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 processing of calls to the checkForChassisUpdates method of the DeviceTreeTable class. When parsing the segment HTTP parameter, the process does not properly validate a user-supplied string before using it to construct SQL queries. 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
  • 2020-04-24 - Vulnerability reported to vendor
  • 2020-07-16 - Coordinated public release of advisory
CREDIT rgod
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