CVE-2023-43492

critical

Description

In Weintek's cMT3000 HMI Web CGI device, the cgi-bin codesys.cgi contains a stack-based buffer overflow, which could allow an anonymous attacker to hijack control flow and bypass login authentication.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12

https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf

Details

Source: Mitre, NVD

Published: 2023-10-19

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00712