Plaintext storage of a password issue exists in CONPROSYS nano Series . If this vulnerability is exploited, an attacker with physical access to the product may obtain credentials.

Metrics

Attack Vector Physical

Attack Complexity High

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Physical

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Contec
  • Programmable Remote I/o Coupler Unit (software Plc Type) Cpsn-pcb271-s1-041
  • Remote I/o Coupler Unit (ethernet/ip Adapter) Cpsn-eob471ei-[]1
  • Remote I/o Coupler Unit (server Type) Cpsn-mcb271-*

No data.

No data.

References
Link Providers
https://jvn.jp/en/vu/JVNVU96551518/ cve-icon cve-icon
https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_cps_26091000_en.pdf cve-icon cve-icon
History

Thu, 17 Sep 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Contec
Contec programmable Remote I/o Coupler Unit (software Plc Type) Cpsn-pcb271-s1-041
Contec remote I/o Coupler Unit (ethernet/ip Adapter) Cpsn-eob471ei-[]1
Contec remote I/o Coupler Unit (server Type) Cpsn-mcb271-*
Vendors & Products Contec
Contec programmable Remote I/o Coupler Unit (software Plc Type) Cpsn-pcb271-s1-041
Contec remote I/o Coupler Unit (ethernet/ip Adapter) Cpsn-eob471ei-[]1
Contec remote I/o Coupler Unit (server Type) Cpsn-mcb271-*

Tue, 15 Sep 2026 16:00:00 +0000

Type Values Removed Values Added
Title Plaintext Password Storage Allows Credential Theft with Physical Access

Mon, 14 Sep 2026 22:15:00 +0000

Type Values Removed Values Added
Title Plaintext Password Storage in Contec CPSN Series Enables Credential Theft with Physical Access

Mon, 14 Sep 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 14 Sep 2026 11:15:00 +0000

Type Values Removed Values Added
Title Plaintext Password Storage in Contec CPSN Series Enables Credential Theft with Physical Access

Mon, 14 Sep 2026 07:00:00 +0000

Type Values Removed Values Added
Description Plaintext storage of a password issue exists in CONPROSYS nano Series . If this vulnerability is exploited, an attacker with physical access to the product may obtain credentials.
Weaknesses CWE-256
References
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 4.1, 'vector': 'CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published: 2026-09-14T06:42:57.965Z

Updated: 2026-09-14T11:19:47.452Z

Reserved: 2026-08-31T02:30:58.278Z

Link: CVE-2026-82783

cve-icon Vulnrichment

Updated: 2026-09-14T11:14:05.302Z

cve-icon NVD

Status : Deferred

Published: 2026-09-14T07:17:20.087

Modified: 2026-09-16T19:27:25.623

Link: CVE-2026-82783

cve-icon Redhat

No data.