Consistent predictable generation of the password for the default admin user "ONEDAY" to the application services
Summary
| CVE | CVE-2025-6519 |
|---|---|
| State | PUBLISHED |
| Assigner | Armis |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2025-09-02 12:15:38 UTC |
| Updated | 2026-10-23 22:10:00 UTC |
| Description | E3 Site Supervisor (firmware version < 2.31F01) has a default admin user "ONEDAY" with a daily generated password. An attacker can predictably generate the password for ONEDAY. The oneday user cannot be deleted or modified by any user. |
Risk And Classification
Primary CVSS: v4.0 9.3 CRITICAL from dd59f033-460c-4b88-a075-d4d3fedb6191
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:L/SA:L/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
EPSS: 0.005390000 probability, percentile 0.445760000 (date 2026-10-23)
Problem Types: CWE-522 | CWE-522 CWE-522 Insufficiently Protected Credentials
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | dd59f033-460c-4b88-a075-d4d3fedb6191 | Secondary | 9.3 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:L/SA:L/E:X/C... |
| 4.0 | CNA | CVSS | 9.3 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:L/SA:L |
| 3.1 | [email protected] | Primary | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
CVSS v4.0 Breakdown
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:L/SA:L/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
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Copeland | E3 Supervisory Controller Firmware | All | All | All | All |
| Hardware | Copeland | Site Supervisor Bxe 860-1245 | - | All | All | All |
| Hardware | Copeland | Site Supervisor Bx 860-1240 | - | All | All | All |
| Hardware | Copeland | Site Supervisor Cxe 860-1265 | - | All | All | All |
| Hardware | Copeland | Site Supervisor Cx 860-1260 | - | All | All | All |
| Hardware | Copeland | Site Supervisor Rxe 860-1225 | - | All | All | All |
| Hardware | Copeland | Site Supervisor Rx 860-1220 | - | All | All | All |
| Hardware | Copeland | Site Supervisor Sf 860-1200 | - | All | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Copeland LP | E3 Supervisory Control | affected 2.31F01 firmware | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.armis.com/research/frostbyte10 | dd59f033-460c-4b88-a075-d4d3fedb6191 | www.armis.com | Third Party Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Armis Labs (en)
Additional Advisory Data
Solutions
CNA: Upgrade firmware of affected E3 Supervisory Controls to a version > 2.30F1.
Workarounds
CNA: Restrict access to the E3 Supervisory Controls network interface (ETH 0) by use of restricted VLAN or subnet and / or network firewall. Ensure the restricted VLAN or subnet is never accessible from untrusted networks.