Privilege escalation in Entrust Nshield 5c
CVE-2025-59693
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 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.
Vulnerability class: Privilege Escalation
EPSS: 0.009 (57.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Entrust Nshield_5c
- Entrust Nshield_5c_firmware
- Entrust Nshield_connect_xc_base
- Entrust Nshield_connect_xc_base_firmware
- Entrust Nshield_connect_xc_high
- Entrust Nshield_connect_xc_high_firmware
- Entrust Nshield_connect_xc_mid
- Entrust Nshield_connect_xc_mid_firmware
- Entrust Nshield_hsmi
- Entrust Nshield_hsmi_firmware
Weakness classification (CWE)
References
- cve@mitre.org (Product)
- cve@mitre.org (Exploit, Third Party Advisory)
- cve@mitre.org
- cve@mitre.org
Frequently asked questions
- What is CVE-2025-59693?
- CVE-2025-59693 is a critical-severity vulnerability in Entrust Nshield 5c, classified under Improper Privilege Management. CVSS score: 9.8/10. Published 2025-12-02.
- How severe is CVE-2025-59693?
- Critical severity. CVSS v3 base score is 9.8 out of 10.