CPSD CryptoPro Secure Disk for Bitlocker before v7.7.4 contains a default TPM PCR policy that fails to consider the system boot state. This allows the TPM to be unsealed via an unintended execution path or from another hardware platform.

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Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Thu, 13 Aug 2026 16:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-1188
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 13 Aug 2026 13:45:00 +0000

Type Values Removed Values Added
First Time appeared Cpsd
Cpsd cryptopro Securedisk For Bitlocker
Vendors & Products Cpsd
Cpsd cryptopro Securedisk For Bitlocker

Thu, 13 Aug 2026 01:15:00 +0000

Type Values Removed Values Added
Title CPSD CryptoPro Secure Disk TPM PCR Policy Allowing Unauthorized TPM Unseal
Weaknesses CWE-290

Wed, 12 Aug 2026 14:30:00 +0000

Type Values Removed Values Added
Description CPSD CryptoPro Secure Disk for Bitlocker before v7.7.4 contains a default TPM PCR policy that fails to consider the system boot state. This allows the TPM to be unsealed via an unintended execution path or from another hardware platform.
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-13T15:41:46.799Z

Reserved: 2025-09-12T00:00:00.000Z

Link: CVE-2025-59321

cve-icon Vulnrichment

Updated: 2026-08-13T15:41:41.002Z

cve-icon NVD

Status : Received

Published: 2026-08-12T15:17:29.947

Modified: 2026-08-13T16:17:51.167

Link: CVE-2025-59321

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-13T13:20:34Z

Weaknesses