CVE-2026-82782
4.3
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Summary
Out-of-bounds write vulnerability exists in CONPROSYS nano Series. Receiving a specially crafted request created and sent by a remote attacker may cause a denial-of-service (DoS) condition.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Contec Co., Ltd. | Remote I/O Coupler Unit (Server Type) CPSN-MCB271-* | 0 < 1.82 | affected |
| Contec Co., Ltd. | Remote I/O Coupler Unit (EtherNet/IP Adapter) CPSN-EOB471EI-[]1 | 0 < 1.02 | affected |
| Contec Co., Ltd. | Programmable Remote I/O Coupler Unit (Software PLC Type) CPSN-PCB271-S1-041 | 0 < 1.61 | affected |
Weaknesses
- CWE-787: Out-of-bounds Write
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_cps_26091000_en.pdf
- https://jvn.jp/en/vu/JVNVU96551518/
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