CVE Vulnerability

CVE-2019-16863

STMicroelectronics ST33TPHF2ESPI TPM devices before 2019-09-12 allow attackers to extract the ECDSA private key via a side-channel timing attack because ECDSA scalar multiplication is mishandled, aka TPM-FAIL.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

Scope

5.9 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
http://tpm.fail Third Party Advisory
https://support.f5.com/csp/article/K32412503?utm_source=f5support&utm_medium=RSS Third Party Advisory
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03972en_us Third Party Advisory
https://support.lenovo.com/us/en/product_security/LEN-29406 Third Party Advisory
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV190024 Third Party Advisory
https://www.st.com/content/st_com/en/campaigns/tpm-update.html Vendor Advisory
Configurations

Configuration 1
Information

Published : 2019-11-14 03:15

Updated : 2022-05-03 02:28

NVD link : CVE-2019-16863

Mitre link : CVE-2019-16863

Products Affected

St

St33tphf2espi Firmware

CWE
CWE-203

CWE-327