What is CVE-2021-23218?

CVE-2021-23218 is a medium-severity vulnerability in Mirantis Container Runtime, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.3/10. Published 2022-01-10.

How severe is CVE-2021-23218?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Mirantis Container Runtime

CVE-2021-23218

When running with FIPS mode enabled, Mirantis Container Runtime 20.10.8 leaks memory during TLS Handshakes which could be abused to cause a denial of service.

EPSS: 0.009 (56.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Mirantis Container Runtime — versions 20.10.8
Mirantis Mirantis_container_runtime — versions 20.10.8

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

psirt@mirantis.com (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-23218?: CVE-2021-23218 is a medium-severity vulnerability in Mirantis Container Runtime, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 5.3/10. Published 2022-01-10.
How severe is CVE-2021-23218?: Medium severity. CVSS v3 base score is 5.3 out of 10.