CVE-2025-59320
MediumCVSS 4.6Exploitation Probability (EPSS)
Low risk8th percentile - higher than 8% of all known CVEs
Summary
CPSD CryptoPro Secure Disk for Bitlocker before v7.7.4 stores TPM2.0 secrets in a serialized format within unused disk sectors. An unauthenticated attacker with physical access to the system disk can recover this information and craft an environment to unseal the TPM.
Risk Assessment
An individual with physical access to the disk could recover TPM secrets and gain access to encrypted data, posing a serious security risk.
Recommendation
It is recommended to update to version 7.7.4 or later and secure physical access to disks.
Original NVD description (English source)
CPSD CryptoPro Secure Disk for Bitlocker before v7.7.4 stores TPM2.0 secrets in a serialized format within unused disk sectors. An unauthenticated attacker with physical access to the system disk can recover this information and craft an environment to unseal the TPM.