CVE-2025-41696

Hardcoded User Password

4.6 Medium

An attacker can use an undocumented UART port on the PCB as a side-channel with the user hardcoded credentials obtained from CVE-2025-41692 to gain read access to parts of the filesystem of the device.

Attack profile

How easy it is to exploit

Attack vector: Physical
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

0.21%Up 0.2 points since Dec 9, 2025

What each source reports

CVE List Score used 4.6

Hardcoded User Password

Record: CVE-2025-41696
CVSS 3.1: 4.6 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-798
Updated: 2026-11-02

EUVDEUVD-2025-201890 4.6

Record: EUVD-2025-201890
CVSS 3.1: 4.6 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-chp3-94cp-3c98 4.6

An attacker can use an undocumented UART port on the PCB as a side-channel with the user...

Record: GHSA-chp3-94cp-3c98
CVSS 3.1: 4.6 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-798
Updated: 2026-11-02

NVD 4.6

Record: CVE-2025-41696
CVSS 3.1: 4.6 MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-798
Updated: 2026-11-02

Affected products

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History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-41696 is a medium vulnerability (CVSS 4.6) in Phoenix Contact Fl Nat 2008, published December 9, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.21%, the 11th percentile. No source names a fixed version.