CVE-2020-26933

6.0 mediumEPSS 0.3%

Medium (6.0) in trustedcomputinggroup trusted platform module. EPSS 0.3% chance of exploitation in the next 30 days.

Trusted Computing Group (TCG) Trusted Platform Module Library Family 2.0 Library Specification Revisions 1.38 through 1.59 has Incorrect Access Control during a non-orderly TPM shut-down that uses USE_DA_USED. Improper initialization of this shut-down may result in susceptibility to a dictionary attack.

Severity

CVSS 3.1

6.0 medium

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 22% of CVEs (scores of 2026-10-31)
CWE: CWE-665
Published: 2020-11-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

trustedcomputinggroup:trusted_platform_module

References

https://trustedcomputinggroup.org/about/security/
https://trustedcomputinggroup.org/wp-content/uploads/TCGVRT004-Advisory-FINAL.pdf
https://trustedcomputinggroup.org/about/security/
https://trustedcomputinggroup.org/wp-content/uploads/TCGVRT004-Advisory-FINAL.pdf

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