Entrust nShield Connect XC/nShield 5c/nShield HSMi up to 13.6.11/13.7 Chassis Management Board privileges management

Summaryinfo

A vulnerability was found in Entrust nShield Connect XC, nShield 5c and nShield HSMi up to 13.6.11/13.7. It has been rated as critical. Impacted is an unknown function of the component Chassis Management Board. This manipulation causes Local Privilege Escalation. This vulnerability is registered as CVE-2025-59693. It is feasible to perform the attack on the physical device. No exploit is available.

Detailsinfo

A vulnerability has been found in Entrust nShield Connect XC, nShield 5c and nShield HSMi up to 13.6.11/13.7 and classified as critical. Affected by this vulnerability is an unknown function of the component Chassis Management Board. The manipulation with an unknown input leads to a local privilege escalation vulnerability. The CWE definition for the vulnerability is CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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 obtain debug access and escalate privileges by bypassing the tamper label and opening the chassis without leaving evidence, and accessing the JTAG connector. This is called F02.

It is possible to read the advisory at entrust.com. This vulnerability is known as CVE-2025-59693 since 09/18/2025. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 12/02/2025). The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Entrust

Name

• nShield 5c
• nShield Connect XC
• nShield HSMi

Version

• 13.0
• 13.1
• 13.2
• 13.3
• 13.4
• 13.5
• 13.6
• 13.6.0
• 13.6.1
• 13.6.2
• 13.6.3
• 13.6.4
• 13.6.5
• 13.6.6
• 13.6.7
• 13.6.8
• 13.6.9
• 13.6.10
• 13.6.11
• 13.7

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

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