CVE-2020-36423
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Arm Mbed Tls
PublishedJul 19, 2021
First seenJul 19, 2021
How to fix
Update
- arm mbed_tls2.16.7, 2.23.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| arm mbed_tls | v < 2.16.7, 2.17.0 ≤ v < 2.23.0 | 2.16.7, 2.23.0 |
| debian debian_linux | 10.0 | — |
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