CVE-2020-36476
High
Description
An issue was discovered in Mbed TLS before 2.24.0 (and before 2.16.8 LTS and before 2.7.17 LTS). There is missing zeroization of plaintext buffers in mbedtls_ssl_read to erase unused application data from memory.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Arm Mbed Tls
PublishedAug 23, 2021
First seenAug 23, 2021
How to fix
Update
- arm mbed_tls2.7.17, 2.16.8, 2.24.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| arm mbed_tls | v < 2.7.17, 2.8.0 ≤ v < 2.16.8, 2.17.0 ≤ v < 2.24.0 | 2.7.17, 2.16.8, 2.24.0 |
| debian debian_linux | 9.0, 10.0 | — |
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