CVE-2023-43492

CRITICAL EPSS 54.5%
Published Oct 19, 20232y ago · Modified Jun 17, 20261w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Oct 19, 2023 2y ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
54.5% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 2

CWE-121
CWE-787 Out-of-bounds Write Memory Safety

Affected Products 14

VendorProductVersionRange
weintekcmt-fhd_firmware* <20210212
weintekcmt-fhd*any
weintekcmt-hdm_firmware* <20210206
weintekcmt-hdm*any
weintekcmt3071_firmware* <20210220
weintekcmt3071*any
weintekcmt3072_firmware* <20210220
weintekcmt3072*any
weintekcmt3090_firmware* <20210220
weintekcmt3090*any
weintekcmt3103_firmware* <20210220
weintekcmt3103*any
weintekcmt3151_firmware* <20210220
weintekcmt3151*any

References 2

  • dl.weintek.com https://dl.weintek.com/public/Document/TEC/TEC23005E_cMT_Web_Security_Update.pdf
    ExploitVendor Advisory
  • cisa.gov https://www.cisa.gov/news-events/ics-advisories/icsa-23-285-12
    Third Party AdvisoryUS Government Resource

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.