Advisory Details

November 30th, 2023

Delta Electronics InfraSuite Device Master UploadMedia Directory Traversal Remote Code Execution Vulnerability

ZDI-23-1752
ZDI-CAN-21707

CVE ID CVE-2023-46690
CVSS SCORE 8.8, AV:N/AC:L/PR:L/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 Electronics InfraSuite Device Master. Authentication is required to exploit this vulnerability.

The specific flaw exists within the UploadMedia 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/news-events/ics-advisories/icsa-23-331-01
DISCLOSURE TIMELINE
  • 2023-07-18 - Vulnerability reported to vendor
  • 2023-11-30 - Coordinated public release of advisory
CREDIT Piotr Bazydlo (@chudypb) of Trend Micro Zero Day Initiative
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