CVE-2025-52545: E3 Site Supervisor Control (firmware version < 2.31F01) RCI service contains an API call to read users info, which returns all usernames and password hashes…

PriorityP343high7.5CVSS 3.1

AVNACLPRNUINSUCHINAN

EPSS

0.24%

15.1th percentile

E3 Site Supervisor Control (firmware version < 2.31F01) RCI service contains an API call to read users info, which returns all usernames and password hashes for the application services.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
copeland	e3_supervisory_controller_firmware	< 2.31f01	2.31f01
copeland_lp	e3_supervisory_control	< 2.31F01	2.31F01

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

nvdv4.07.7HIGHCVSS:4.0/AV:N/AC:L/AT:P/PR:L/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

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.