What is the CVSS score of CVE-2025-59694?

CVE-2025-59694 has a CVSS 3.1 base score of 6.8 (Medium). CVSS vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.0%.

Which versions of Nshield 5c Firmware are affected by CVE-2025-59694?

CVE-2025-59694 presents notable security risk rated CVSS 6.8. Exploitation could compromise the security of affected deployments. Proof-of-concept code is publicly available.

Is there a public PoC exploit available for CVE-2025-59694?

Yes, a public proof-of-concept exploit is available for CVE-2025-59694. Prioritise patching immediately. EPSS: 0.0%.

How to fix or mitigate CVE-2025-59694?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Nshield 5c Firmware CVE-2025-59694

EUVD-2025-200260 MEDIUM

Improper Access Control for Volatile Memory Containing Boot Code (CWE-1274)

2025-12-02 cve@mitre.org

Information Disclosure Nshield 5c Firmware Nshield Connect Xc Base Firmware Nshield Connect Xc High Firmware Nshield Connect Xc Mid Firmware Nshield Hsmi Firmware

6.8

CVSS 3.1

CVSS VectorNVD

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Physical

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

EUVD ID Assigned

Mar 15, 2026 - 14:04 euvd

EUVD-2025-200260

Analysis Generated

Mar 15, 2026 - 14:04 vuln.today

PoC Detected

Dec 15, 2025 - 13:39 vuln.today

Public exploit code

CVE Published

Dec 02, 2025 - 15:15 nvd

MEDIUM 6.8

DescriptionNVD

The Chassis Management Board in Entrust nShield Connect XC, nShield 5c, and nShield HSMi through 13.6.11, or 13.7, allows a physically proximate attacker to persistently modify firmware and influence the (insecurely configured) appliance boot process. To exploit this, the attacker must modify the firmware via JTAG or perform an upgrade to the chassis management board firmware. This is called F03.

AnalysisAI

CVE-2025-59694 is a security vulnerability (CVSS 6.8) that allows a physically proximate attacker. Risk factors: public PoC available.

Technical ContextAI

Vulnerability type not specified by vendor.

RemediationAI

Monitor vendor channels for patch availability.

CVE-2025-59694 vulnerability details – vuln.today

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Nshield 5c Firmware CVE-2025-59694

CVSS VectorNVD

Lifecycle Timeline

DescriptionNVD

AnalysisAI

Technical ContextAI

RemediationAI

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External POC / Exploit Code