Advisory Details

October 27th, 2022

Delta Industrial Automation InfraSuite Device Master CheckLoadingStartupConfig Directory Traversal Remote Code Execution Vulnerability

ZDI-22-1483
ZDI-CAN-17549

CVE ID CVE-2022-41772
CVSS SCORE 9.8, AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AFFECTED VENDORS Delta Electronics
AFFECTED PRODUCTS InfraSuite Device Master
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Delta Industrial Automation InfraSuite Device Master. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the CheckLoadingStartupConfig function. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this vulnerability to execute code in the context of an administrator.

ADDITIONAL DETAILS Delta Electronics has issued an update to correct this vulnerability. More details can be found at:
https://www.cisa.gov/uscert/ics/advisories/icsa-22-298-07
DISCLOSURE TIMELINE
  • 2022-06-07 - Vulnerability reported to vendor
  • 2022-10-27 - Coordinated public release of advisory
CREDIT kimiya
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