SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-52544

E3 Site Supervisor Control (firmware version < 2.31F01) has a floor plan feature that allows for an unauthenticated attacker to upload floor plan files.

HIGH 8.8EPSS 0.36%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.36%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

E3 Site Supervisor Control (firmware version < 2.31F01) has a floor plan feature that allows for an unauthenticated attacker to upload floor plan files. By uploading a specially crafted floor plan file, an attacker can access any file from the E3 file system.

CVSS 4.0
8.8 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/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/M
EPSS
0.36% probability · 29th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
copeland/e3 supervisory controller firmware
Source
dd59f033-460c-4b88-a075-d4d3fedb6191

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.