Missing authentication for critical function vulnerability exists in Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*. An attacker may execute a REST API without authentication, which could allow the attacker to retrieve I/O values and/or control the output.
Metrics
Affected Vendors & Products
References
History
Thu, 17 Sep 2026 20:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Contec
Contec remote I/o Coupler Unit (server Type) Cpsn-mcb271-* |
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| Vendors & Products |
Contec
Contec remote I/o Coupler Unit (server Type) Cpsn-mcb271-* |
Tue, 15 Sep 2026 16:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Missing Authentication in REST API Enables Remote Read/Control of I/O Coupler |
Mon, 14 Sep 2026 22:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Title | Missing Authentication in REST API Enables Remote Read/Control of I/O Coupler |
Mon, 14 Sep 2026 12:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Mon, 14 Sep 2026 07:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | Missing authentication for critical function vulnerability exists in Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*. An attacker may execute a REST API without authentication, which could allow the attacker to retrieve I/O values and/or control the output. | |
| Weaknesses | CWE-306 | |
| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: jpcert
Published: 2026-09-14T06:43:04.368Z
Updated: 2026-09-14T11:19:47.275Z
Reserved: 2026-08-31T02:30:58.278Z
Link: CVE-2026-82784
Updated: 2026-09-14T11:14:03.073Z
Status : Deferred
Published: 2026-09-14T07:17:20.230
Modified: 2026-09-16T19:27:25.623
Link: CVE-2026-82784
No data.