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CVE-2020-16150

MEDIUM

5.5

Description

A Lucky 13 timing side channel in mbedtls_ssl_decrypt_buf in library/ssl_msg.c in Trusted Firmware Mbed TLS through 2.23.0 allows an attacker to recover secret key information. This affects CBC mode because of a computed time difference based on a padding length.

Details CVE

Score CVSS v3.15.5

SeveriteMEDIUM

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

Vecteur d'attaqueLOCAL

ComplexiteLOW

Privileges requisLOW

Interaction utilisateurNONE

Publie9/2/2020

Derniere modification11/21/2024

Sourcenvd

Observations honeypot0

Produits affectes

arm:mbed_tlsdebian:debian_linuxfedoraproject:fedora

Faiblesses (CWE)

CWE-203

References

https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5OSOFUD6UTGTDDSQRS62BPXDU52I6PUA/(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IRPBHCQKZXHVKOP5O5EWE7P76AWGUXQJ/(cve@mitre.org)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD3NM6GD73CTFFRBKG5G2ACXGG7QQHCC/(cve@mitre.org)

https://tls.mbed.org/tech-updates/security-advisories(cve@mitre.org)

https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2020-09-1(cve@mitre.org)

https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5OSOFUD6UTGTDDSQRS62BPXDU52I6PUA/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IRPBHCQKZXHVKOP5O5EWE7P76AWGUXQJ/(af854a3a-2127-422b-91ae-364da2661108)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OD3NM6GD73CTFFRBKG5G2ACXGG7QQHCC/(af854a3a-2127-422b-91ae-364da2661108)

https://tls.mbed.org/tech-updates/security-advisories(af854a3a-2127-422b-91ae-364da2661108)

https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2020-09-1(af854a3a-2127-422b-91ae-364da2661108)

Correlations IOC

Aucune correlation enregistree

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