CVE-2026-82786: Insufficiently protected credentials in Contec Co., Ltd. Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*
Insufficiently protected credentials issue exists in Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*. If this vulnerability is exploited, sensitive information may be restored from a backup file.
AI Analysis
Technical Summary
This vulnerability involves insufficient protection of credentials in the Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* by Contec Co., Ltd. An attacker exploiting this issue may be able to retrieve sensitive information from backup files. The vulnerability affects product versions >=0 and <1.82. The CVSS v3.1 base score is 6.3 with vector AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N, indicating network attack vector, high attack complexity, low privileges required, no user interaction, scope changed, high confidentiality impact, no integrity or availability impact.
Potential Impact
Successful exploitation could lead to disclosure of sensitive information stored in backup files due to insufficient credential protection. There is no indication of integrity or availability impact. The vulnerability requires network access with low privileges and high attack complexity, limiting ease of exploitation.
Mitigation Recommendations
No patch or official remediation information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict network access to the affected devices and protect backup files to reduce exposure.
CVE-2026-82786: Insufficiently protected credentials in Contec Co., Ltd. Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*
Description
Insufficiently protected credentials issue exists in Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*. If this vulnerability is exploited, sensitive information may be restored from a backup file.
CVSS v3.1
Score 6.3medium
Affected software
Contec Co., Ltd.
Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves insufficient protection of credentials in the Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* by Contec Co., Ltd. An attacker exploiting this issue may be able to retrieve sensitive information from backup files. The vulnerability affects product versions >=0 and <1.82. The CVSS v3.1 base score is 6.3 with vector AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N, indicating network attack vector, high attack complexity, low privileges required, no user interaction, scope changed, high confidentiality impact, no integrity or availability impact.
Potential Impact
Successful exploitation could lead to disclosure of sensitive information stored in backup files due to insufficient credential protection. There is no indication of integrity or availability impact. The vulnerability requires network access with low privileges and high attack complexity, limiting ease of exploitation.
Mitigation Recommendations
No patch or official remediation information is provided in the available data. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict network access to the affected devices and protect backup files to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- jpcert
- Date Reserved
- 2026-08-31T02:30:58.278Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aa79c0055bf5e2cf5ac9d83
Added to database: 09/14/2026, 07:02:24 UTC
Last enriched: 09/14/2026, 07:18:28 UTC
Last updated: 09/15/2026, 10:01:35 UTC
Views: 17
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