CVE-2025-59327

Boot Integrity Bypass via LUKS Validation Failure in CPSD CryptoPro Secure Disk for Bitlocker

Published Aug 12, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
In CPSD CryptoPro Secure Disk for Bitlocker before v7.7.4, bootxsa.efi fails to properly validate LUKS encryption and, if encryption is present, all CryptoPro file integrity checks are skipped.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Boot Integrity Bypass via LUKS Validation Failure in CPSD CryptoPro Secure Disk for Bitlocker
Type Values Removed Values Added
Title Bootxsa.efi Skips Integrity Checks When LUKS Encryption Is Enabled
Weaknesses CWE-20
Type Values Removed Values Added
Weaknesses CWE-347
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

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

Type Values Removed Values Added
Title Bootxsa.efi Skips Integrity Checks When LUKS Encryption Is Enabled
Weaknesses CWE-20
Type Values Removed Values Added
First Time appeared Cpsd
Cpsd cryptopro Secure Disk
Vendors & Products Cpsd
Cpsd cryptopro Secure Disk
Type Values Removed Values Added
Description In CPSD CryptoPro Secure Disk for Bitlocker before v7.7.4, bootxsa.efi fails to properly validate LUKS encryption and, if encryption is present, all CryptoPro file integrity checks are skipped.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 13, 2026, 3:43 PM
Reserved
Sep 12, 2025, 12:00 AM
Status
Deferred
Published
Aug 12, 2026, 2:17 PM
Modified
Sep 29, 2026, 11:10 AM