Vulnerability in Entrust Nshield 5c

CVE-2025-59703

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)), allow a Physically Proximate Attacker to access the internal components of the appliance, without leaving tamper evidence. To exploit this, the attacker needs to remove the tamper label and all fixing screws from the device without damaging it. This is called an F14 attack.

EPSS: 0.005 (38.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-59703?
CVE-2025-59703 is a critical-severity vulnerability in Entrust Nshield 5c, classified under Improper Access Control. CVSS score: 9.1/10. Published 2025-12-02.
How severe is CVE-2025-59703?
Critical severity. CVSS v3 base score is 9.1 out of 10.