DEBIAN-CVE-2020-36423

DEBIAN-CVE-2020-36423 PUBLISHED CVSS 7.5 HIGH

An issue was discovered in Arm Mbed TLS before 2.23.0. A remote attacker can recover plaintext because a certain Lucky 13 countermeasure doesn't properly consider the case of a hardware accelerator.

Risk Scores

CVSS 3.1

7.5

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

Affected Products

Vendor	Product	Versions
Debian:11	mbedtls	0, 0, 0
Debian:13	mbedtls	0, 0, 0
Debian:12	mbedtls	0, 0, 0
Debian:14	mbedtls	0, 0, 0

Timeline

Jul 19, 2021 CVE Published
Apr 28, 2026 CVE Updated

References

https://security-tracker.debian.org/tracker/CVE-2020-36423 advisory

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