CVE-2025-52543
highpriority · track · 30EPSS 0.003 · 23 %ileEUUSEPSS · scored 2026-10-27
E3 Site Supervisor Control (firmware version < 2.31F01) application services (MGW and RCI) uses client side hashing for authentication. An attacker can authenticate by obtaining only the password hash.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–high · 1.3–7.5
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
- copeland e3 supervisory controller firmware< 2.31f01nvdUScpe:2.3:o:copeland:e3_supervisory_controller_firmware:*:*:*:*:*:*:*:*
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (5)
External citations — patches, advisories, analysis.
- https://nvd.nist.gov/vuln/detail/CVE-2025-52543cnnvd
- https://www.armis.com/research/frostbyte10/cnnvd
- https://www.copeland.com/en-us/products/controls-monitoring-systems/facility-controls-electronics/facility-and-system-controls/supervisory-controls-e3#section9Patchcnnvd
- https://www.armis.com/research/frostbyte10/enisa_euvd
- https://www.armis.com/research/frostbyte10/MitigationThird Party Advisorynvd
Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.
Free scan