Advisory Details

October 5th, 2023

Delta Electronics DIAEnergie HandlerUploadTag Use Of Hard-Coded Credentials Authentication Bypass Vulnerability

ZDI-23-1530
ZDI-CAN-18853

CVE ID CVE-2022-3214
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 DIAEnergie
VULNERABILITY DETAILS

This vulnerability allows remote attackers to bypass authentication on affected installations of Delta Electronics DIAEnergie. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the processing of requests to the HandlerUploadTag endpoint. The issue results from the use of hard-coded credentials. An attacker can leverage this vulnerability to bypass authentication and execute arbitrary 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-22-256-03
DISCLOSURE TIMELINE
  • 2023-04-28 - Vulnerability reported to vendor
  • 2023-10-05 - Coordinated public release of advisory
CREDIT Anonymous
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