CVE-2025-59694

Published: Dec 2, 2025Updated: Aug 26, 2026 Sources: CVE List NVDCWE-1274

6.8MEDIUM

NVD MITRE

Description

The Chassis Management Board in Entrust nShield Connect XC, nShield 5c, and nShield HSMi through 13.6.11, or 13.7 (patched in 13.6.12 (LTS) and 13.9.0 (STS)), 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.

No summary for this CVE yet.

CVSS Vector Breakdown

Exploitability

AV:PAttack Vector

Physical

AC:LAttack Complexity

Low

PR:NPrivileges Required

None

UI:NUser Interaction

None

Scope

S:UScope

Unchanged

Impact

C:HConfidentiality

High

I:HIntegrity

High

A:HAvailability

High

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Weaknesses

CWE-1274

Affected Products

entrust

commercial·CA

nshield 5c firmwareOn-premFirmware

Security Products / secure-gateway-vpn

nshield hsmi firmwareOn-premFirmware

Security Products / pki-crypto

nshield connect xc base firmwareOn-premFirmware

Security Products / secure-gateway-vpn

nshield connect xc mid firmwareOn-premFirmware

Security Products / secure-gateway-vpn

nshield connect xc high firmwareOn-premFirmware

Security Products / secure-gateway-vpn

and 1 more affected products View all →

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details

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References

https://www.entrust.com/use-case/why-use-an-hsm

entrust.com

https://github.com/google/security-research/security/advisories/GHSA-6q4x-m86j-gfwj

github.com

https://www.entrust.com/knowledgebase/hardware/understanding-nshield-security-advisory-september-2025

entrust.com

and 1 more references View all →

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