CVE-2026-82785: Stack-based buffer overflow in Contec Co., Ltd. Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*
Stack-based buffer overflow vulnerability exists in Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*. Receiving a specially crafted request created and sent by a remote attacker may cause a denial-of-service (DoS) condition.
AI Analysis
Technical Summary
This vulnerability involves a stack-based buffer overflow in the Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* by Contec Co., Ltd. The flaw can be triggered by receiving a specially crafted request from a remote attacker, potentially causing a denial-of-service condition. The affected versions are >=0 and <1.82. There is no indication of confidentiality or integrity impact, only availability is affected. No known exploits are reported in the wild.
Potential Impact
The primary impact is a denial-of-service (DoS) condition caused by a stack-based buffer overflow when processing maliciously crafted requests. There is no reported impact on confidentiality or integrity. No active exploitation has been observed.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Until a patch is available, consider restricting access to the affected device to trusted networks to reduce exposure.
CVE-2026-82785: Stack-based buffer overflow in Contec Co., Ltd. Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*
Description
Stack-based buffer overflow vulnerability exists in Remote I/O Coupler Unit (Server Type) CPSN-MCB271-*. Receiving a specially crafted request created and sent by a remote attacker may cause a denial-of-service (DoS) condition.
CVSS v3.1
Score 4.3medium
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 a stack-based buffer overflow in the Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* by Contec Co., Ltd. The flaw can be triggered by receiving a specially crafted request from a remote attacker, potentially causing a denial-of-service condition. The affected versions are >=0 and <1.82. There is no indication of confidentiality or integrity impact, only availability is affected. No known exploits are reported in the wild.
Potential Impact
The primary impact is a denial-of-service (DoS) condition caused by a stack-based buffer overflow when processing maliciously crafted requests. There is no reported impact on confidentiality or integrity. No active exploitation has been observed.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Until a patch is available, consider restricting access to the affected device to trusted networks 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: 6aa79c0055bf5e2cf5ac9d82
Added to database: 09/14/2026, 07:02:24 UTC
Last enriched: 09/14/2026, 07:18:33 UTC
Last updated: 09/15/2026, 03:08:00 UTC
Views: 15
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