{"id":"CVE-2020-8890","title":"An issue was discovered in MISP before 2.4.121","summary":"An issue was discovered in MISP before 2.4.121. It mishandled time skew (between the machine hosting the web server and the machine hosting the database) when trying to block a brute-force series of invalid requests.","severity":"medium","cvss":5.9,"cvssVector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N","cwe":["CWE-367"],"vendor":"misp-project","product":"misp","affected":["misp < 2.4.121"],"patched":["misp 2.4.121"],"published":"2020-02-12","updated":"2026-06-22","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2020-8890","references":[{"url":"https://github.com/MISP/MISP/commit/934c82819237b4edf1da64587b72a87bec5dd520","label":"cve@mitre.org"},{"url":"https://github.com/MISP/MISP/commit/c1a0b3b2809b21b4df8c1efbc803aff700e262c3","label":"cve@mitre.org"},{"url":"https://github.com/MISP/MISP/compare/v2.4.120...v2.4.121","label":"cve@mitre.org"},{"url":"https://github.com/MISP/MISP/commit/934c82819237b4edf1da64587b72a87bec5dd520","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/MISP/MISP/commit/c1a0b3b2809b21b4df8c1efbc803aff700e262c3","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/MISP/MISP/compare/v2.4.120...v2.4.121","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd"],"epss":0.01098,"epssPercentile":0.64184,"ingestedAt":"2026-06-29T13:24:33.236Z","slug":"CVE-2020-8890","body":"## Overview\n\nAn issue was discovered in MISP before 2.4.121. It mishandled time skew (between the machine hosting the web server and the machine hosting the database) when trying to block a brute-force series of invalid requests.\n\n## Affected\n\n- `misp < 2.4.121`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `misp 2.4.121`","depth":"sunlit","depthScore":33,"depthScoreParts":{"impact":32.5,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}