SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-52549

An attacker can generate the root linux password for a vulnerable device based on known or easy to fetch parameters.

CRITICAL 9.2EPSS 0.47%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.47%). 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) generates the root linux password on each boot. An attacker can generate the root linux password for a vulnerable device based on known or easy to fetch parameters.

CVSS 4.0
9.2 CRITICALCVSS:4.0/AV:N/AC:L/AT:P/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/M
EPSS
0.47% probability · 39th percentile
CISA KEV
Not listed
Weakness
CWE-522
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.