Advisory Details

July 16th, 2020

Advantech iView LinksTable retrieveSearchLinks SQL Injection Remote Code Execution Vulnerability

ZDI-20-827
ZDI-CAN-10634

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 retrieveSearchLinks method of the LinksTable class. When parsing the search_term 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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