CVE-2026-82783
Summary
| CVE | CVE-2026-82783 |
|---|---|
| State | PUBLISHED |
| Assigner | jpcert |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-09-14 07:17:20 UTC |
| Updated | 2026-09-14 12:17:48 UTC |
| Description | Plaintext storage of a password issue exists in CONPROSYS nano Series . If this vulnerability is exploited, an attacker with physical access to the product may obtain credentials. |
Risk And Classification
Primary CVSS: v4.0 4.1 MEDIUM from [email protected]
CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Problem Types: CWE-256 | CWE-256 Plaintext storage of a password
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 4.1 | MEDIUM | CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/C... |
| 4.0 | CNA | CVSS | 4.1 | MEDIUM | CVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| 3.1 | [email protected] | Secondary | 4.2 | MEDIUM | CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
| 3.1 | CNA | CVSS | 4.2 | MEDIUM | CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N |
CVSS v4.0 Breakdown
Attack Vector
PhysicalAttack Complexity
HighAttack Requirements
NonePrivileges Required
NoneUser Interaction
NoneConfidentiality
HighIntegrity
NoneAvailability
NoneSub Conf.
NoneSub Integrity
NoneSub Availability
NoneCVSS:4.0/AV:P/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS v3.1 Breakdown
Attack Vector
PhysicalAttack Complexity
HighPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
NoneAvailability
NoneCVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Contec Co. Ltd. | Remote I/O Coupler Unit Server Type CPSN-MCB271-* | affected 1.82 semver | Not specified |
| CNA | Contec Co. Ltd. | Remote I/O Coupler Unit EtherNet/IP Adapter CPSN-EOB471EI-1 | affected 1.02 semver | Not specified |
| CNA | Contec Co. Ltd. | Programmable Remote I/O Coupler Unit Software PLC Type CPSN-PCB271-S1-041 | affected 1.61 semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| jvn.jp/en/vu/JVNVU96551518 | [email protected] | jvn.jp | |
| www.contec.com/api/downloadlogger | [email protected] | www.contec.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.