CVE-2019-16863

MEDIUM

5.9

Description

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.

CVE Details

CVSS v3.1 Score5.9

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityHIGH

Privileges RequiredNONE

User InteractionNONE

Published11/14/2019

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

st:st33tphf20i2cst:st33tphf20i2c_firmwarest:st33tphf20spist:st33tphf20spi_firmwarest:st33tphf2ei2cst:st33tphf2ei2c_firmwarest:st33tphf2espist:st33tphf2espi_firmware

Weaknesses (CWE)

CWE-203CWE-327

References

http://tpm.fail(cve@mitre.org)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV190024(cve@mitre.org)

https://support.f5.com/csp/article/K32412503?utm_source=f5support&amp%3Butm_medium=RSS(cve@mitre.org)

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03972en_us(cve@mitre.org)

https://support.lenovo.com/us/en/product_security/LEN-29406(cve@mitre.org)

https://www.st.com/content/st_com/en/campaigns/tpm-update.html(cve@mitre.org)

http://tpm.fail(af854a3a-2127-422b-91ae-364da2661108)

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV190024(af854a3a-2127-422b-91ae-364da2661108)

https://support.f5.com/csp/article/K32412503?utm_source=f5support&amp%3Butm_medium=RSS(af854a3a-2127-422b-91ae-364da2661108)

https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03972en_us(af854a3a-2127-422b-91ae-364da2661108)

https://support.lenovo.com/us/en/product_security/LEN-29406(af854a3a-2127-422b-91ae-364da2661108)

https://www.st.com/content/st_com/en/campaigns/tpm-update.html(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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