{"id":"CVE-2021-23218","aliases":["EUVD-2021-10321","GHSA-3v69-r3x2-qgp5"],"status":"published","title":"Memory Leak in Mirantis Container Runtime (MCR) running in FIPS mode causes a Denial of Service","description":"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.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00933,"percentile":0.61034,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-401"],"published":"2022-01-10T15:05:45Z","modified":"2026-06-17T03:38:26Z","products":[{"vendor":"mirantis","product":"mirantis container runtime"},{"vendor":"mirantis","product":"mirantis_container_runtime"}],"references":[{"url":"https://github.com/Mirantis/security/blob/main/advisories/0002.md","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-23218"},{"url":"https://github.com/advisories/GHSA-3v69-r3x2-qgp5"}],"sources":{"cve":[{"id":"CVE-2021-23218","title":"Memory Leak in Mirantis Container Runtime (MCR) running in FIPS mode causes a Denial of Service","description":"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.","status":"published","published":"2022-01-10T15:05:45Z","modified":"2024-08-03T19:05:55.507Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:33:00.819444Z"}],"euvd":[{"id":"EUVD-2021-10321","description":"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.","status":"published","published":"2022-01-10T15:05:45Z","modified":"2024-08-03T19:05:55Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-03T03:25:00.126172Z"}],"ghsa":[{"id":"GHSA-3v69-r3x2-qgp5","title":"When running with FIPS mode enabled, Mirantis Container Runtime 20.10.8 leaks memory during TLS...","description":"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.","status":"published","published":"2022-01-11T00:00:37Z","modified":"2023-02-03T05:04:27Z","cwes":["CWE-401"],"updated_at":"2026-11-02T14:53:33.273438Z"}],"nvd":[{"id":"CVE-2021-23218","description":"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.","status":"published","published":"2022-01-10T16:15:08.5Z","modified":"2026-06-17T03:38:26.433Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-401"],"updated_at":"2026-11-02T14:07:03.418194Z"}]}}