CVE-2020-36425

Medium

Description

An issue was discovered in Arm Mbed TLS before 2.24.0. It incorrectly uses a revocationDate check when deciding whether to honor certificate revocation via a CRL. In some situations, an attacker can exploit this by changing the local clock.

SeverityMedium
CVSS5.3
Exploit probability—
ProductArm Mbed Tls
PublishedJul 19, 2021
First seenJul 19, 2021

How to fix

Update
  • arm mbed_tls2.7.17, 2.16.8, 2.24.0 or later

Affected products

ProductAffected versionsFixed in
arm mbed_tlsv < 2.7.17, 2.8.0 ≤ v < 2.16.8, 2.17.0 ≤ v < 2.24.02.7.17, 2.16.8, 2.24.0
debian debian_linux10.0—

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