SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-41697

An attacker can use an undocumented UART port on the PCB as a side-channel to get root access e.g. with the credentials obtained from CVE-2025-41692.

MEDIUM 6.8EPSS 0.24%

Does this matter?

Lower severity and a low EPSS score (0.24%). Track it; it rarely justifies an emergency change on its own.

Description

An attacker can use an undocumented UART port on the PCB as a side-channel to get root access e.g. with the credentials obtained from CVE-2025-41692.

CVSS 3.1
6.8 MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.24% probability · 15th percentile
CISA KEV
Not listed
Weakness
CWE-1299
Affected
phoenixcontact/fl switch 2708 pn firmware · phoenixcontact/fl switch 2708 firmware · phoenixcontact/fl switch 2608 pn firmware · phoenixcontact/fl switch 2608 firmware · phoenixcontact/fl switch 2516 pn firmware · phoenixcontact/fl switch 2516 firmware · phoenixcontact/fl switch 2514-2sfp pn firmware · phoenixcontact/fl switch 2514-2sfp firmware · phoenixcontact/fl switch 2512-2gc-2sfp firmware · phoenixcontact/fl switch 2508 pn firmware · phoenixcontact/fl switch 2508\/k1 firmware · phoenixcontact/fl switch 2508 firmware · phoenixcontact/fl switch 2506-2sfp pn firmware · phoenixcontact/fl switch 2506-2sfp\/k1 firmware · phoenixcontact/fl switch 2506-2sfp firmware · phoenixcontact/fl switch 2504-2gc-2sfp firmware · phoenixcontact/fl switch 2416 pn firmware · phoenixcontact/fl switch 2416 firmware · phoenixcontact/fl switch 2414-2sfx pn firmware · phoenixcontact/fl switch 2414-2sfx firmware · +40 more
Source
info@cert.vde.com

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