CVE-2020-36426

HIGH

ARM Mbed TLS < 2.7.17 - Out-of-Bounds Read

Title source: rule
STIX 2.1

Description

An issue was discovered in Arm Mbed TLS before 2.24.0. mbedtls_x509_crl_parse_der has a buffer over-read (of one byte).

References (5)

Core 5
Core References
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html
Issue Tracking, Third Party Advisory
https://bugs.gentoo.org/740108
Release Notes, Third Party Advisory
https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.8
Release Notes, Third Party Advisory
https://github.com/ARMmbed/mbedtls/releases/tag/v2.24.0
Release Notes, Third Party Advisory
https://github.com/ARMmbed/mbedtls/releases/tag/v2.7.17

Scores

CVSS v3 7.5
EPSS 0.0104
EPSS Percentile 77.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-125
Status published
Products (2)
arm/mbed_tls < 2.7.17
debian/debian_linux 10.0
Published Jul 19, 2021
Tracked Since Feb 18, 2026