CVE-2020-36476
7.5
HIGH
CVSS 3.1
EPSS 0.68%
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.
How to fix CVE-2020-36476
To remediate CVE-2020-36476, upgrade the affected package to a fixed version below.
- Debian/mbedtls—upgrade to 2.16.9-0.1 or later
Is CVE-2020-36476 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.16.9-0.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |