Out-of-Bounds Write Vulnerability in CONPROSYS nano Series by Contec
CVE-2026-82782

5.3MEDIUM

What is CVE-2026-82782?

An out-of-bounds write vulnerability has been identified in Contec's CONPROSYS nano Series, where a remote attacker can exploit this flaw by sending crafted requests. This may lead to unexpected behaviors, including a potential denial-of-service (DoS) condition, compromising the functionality and availability of the affected product.

Affected Version(s)

Programmable Remote I/O Coupler Unit (Software PLC Type) CPSN-PCB271-S1-041 0 < 1.61

Remote I/O Coupler Unit (EtherNet/IP Adapter) CPSN-EOB471EI-[]1 0 < 1.02

Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* 0 < 1.82

References

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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