Cryptographic issues in Trusted Platform Module (TPM) - CVE-2019-16863

 

Cryptographic issues in Trusted Platform Module (TPM) - CVE-2019-16863

Published: November 13, 2019


Vulnerability identifier: #VU22719
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-16863
CWE-ID: CWE-310
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Trusted Platform Module (TPM)

Detailed vulnerability description

The vulnerability allows a local user to bypass certain security restrictions.

The vulnerability exists in certain Trusted Platform Module (TPM) chipsets due to weakens key confidentiality protection for a specific algorithm (ECDSA). An authenticated user with physical access can decrypt encrypted data on the target system.


How to mitigate CVE-2019-16863

Install updates from vendor's website.

Sources