CVE-2023-43492

CriticalCVSS 9.8/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-121 CWE-787

Affected software

Vendor	Product	Versions
Weintek	cMT-FHD	<= 20210210
Weintek	cMT-HDM	<= 20210204
Weintek	cMT3071	<= 20210218
Weintek	cMT3072	<= 20210218
Weintek	cMT3103	<= 20210218
Weintek	cMT3090	<= 20210218
Weintek	cMT3151	<= 20210218

References

https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdfExploit, Vendor Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12Third Party Advisory, US Government Resource
https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdfExploit, Vendor Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12Third Party Advisory, US Government Resource

Timeline

Published: Oct 19, 2023
Last modified: Jun 17, 2026
NVD status: Modified

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