{"id":"CVE-2025-59693","title":"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 pri…","summary":"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 pri…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-269"],"vendor":"entrust","product":"nshield_5c_firmware","affected":["nshield_5c_firmware < 13.6.12","nshield_5c_firmware >= 13.7.3, < 13.9.0","nshield_hsmi_firmware < 13.6.12","nshield_hsmi_firmware >= 13.7.3, < 13.9.0","nshield_connect_xc_base_firmware < 13.6.12","nshield_connect_xc_base_firmware >= 13.7.3, < 13.9.0","nshield_connect_xc_mid_firmware < 13.6.12","nshield_connect_xc_mid_firmware >= 13.7.3, < 13.9.0","nshield_connect_xc_high_firmware < 13.6.12","nshield_connect_xc_high_firmware >= 13.7.3, < 13.9.0"],"patched":["nshield_5c_firmware 13.9.0","nshield_hsmi_firmware 13.9.0","nshield_connect_xc_base_firmware 13.9.0","nshield_connect_xc_mid_firmware 13.9.0","nshield_connect_xc_high_firmware 13.9.0"],"published":"2025-12-02","updated":"2026-08-26","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-59693","references":[{"url":"https://github.com/advisories/GHSA-j3px-xpp5-mpfc","label":"cve@mitre.org"},{"url":"https://github.com/google/security-research/security/advisories/GHSA-6q4x-m86j-gfwj","label":"cve@mitre.org"},{"url":"https://www.entrust.com/knowledgebase/hardware/understanding-nshield-security-advisory-september-2025","label":"cve@mitre.org"},{"url":"https://www.entrust.com/use-case/why-use-an-hsm","label":"cve@mitre.org"}],"tags":["nvd"],"epss":0.00899,"epssPercentile":0.58119,"ingestedAt":"2026-08-26T16:46:29.873Z","slug":"CVE-2025-59693","body":"## Overview\n\nThe 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.\n\n## Affected\n\n- `nshield_5c_firmware < 13.6.12`\n- `nshield_5c_firmware >= 13.7.3, < 13.9.0`\n- `nshield_hsmi_firmware < 13.6.12`\n- `nshield_hsmi_firmware >= 13.7.3, < 13.9.0`\n- `nshield_connect_xc_base_firmware < 13.6.12`\n- `nshield_connect_xc_base_firmware >= 13.7.3, < 13.9.0`\n- `nshield_connect_xc_mid_firmware < 13.6.12`\n- `nshield_connect_xc_mid_firmware >= 13.7.3, < 13.9.0`\n- `nshield_connect_xc_high_firmware < 13.6.12`\n- `nshield_connect_xc_high_firmware >= 13.7.3, < 13.9.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `nshield_5c_firmware 13.9.0`\n- `nshield_hsmi_firmware 13.9.0`\n- `nshield_connect_xc_base_firmware 13.9.0`\n- `nshield_connect_xc_mid_firmware 13.9.0`\n- `nshield_connect_xc_high_firmware 13.9.0`","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}