{"id":"CVE-2020-2765","details":"Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 5.7.29 and prior and 8.0.19 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.0 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).","modified":"2026-04-02T05:09:57.165738Z","published":"2020-04-15T14:15:26.060Z","related":["ALSA-2020:3732","CGA-9923-jmm2-229r"],"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/77REFDB7DE4WNKQIRGZTF53RFBQOXQLC/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SDGBQYS3A36S4CAZPV5YROHYXYZR6LAH/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TSVLI36TYRTPQGCS24VZQUXCUFOUW4VQ/"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202105-27"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20200416-0003/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4350-1/"},{"type":"ADVISORY","url":"https://www.oracle.com/security-alerts/cpuapr2020.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mysql/mysql-server","events":[{"introduced":"0"},{"last_affected":"bd9c260cf7026a54d9bf91ce6782cdb4e6a25c71"},{"introduced":"270fd3411e3d671a73ed9725940a30080f59ce6d"},{"last_affected":"ea7d2e2d16ac03afdd9cb72a972a95981107bf51"}],"database_specific":{"versions":[{"introduced":"5.7.0"},{"last_affected":"5.7.29"},{"introduced":"8.0.0"},{"last_affected":"8.0.19"}]}}],"versions":["mysql-3.23.22-beta","mysql-3.23.24-beta","mysql-3.23.27-beta","mysql-3.23.28-gamma","mysql-3.23.29a-gamma","mysql-3.23.30-gamma","mysql-3.23.31","mysql-3.23.32","mysql-3.23.33","mysql-3.23.34","mysql-3.23.35","mysql-3.23.36","mysql-3.23.37","mysql-3.23.38","mysql-3.23.39","mysql-3.23.41","mysql-3.23.42","mysql-3.23.44","mysql-3.23.45","mysql-3.23.46","mysql-3.23.47","mysql-3.23.48","mysql-3.23.50","mysql-3.23.51","mysql-3.23.52","mysql-3.23.53","mysql-3.23.54","mysql-3.23.55","mysql-3.23.56","mysql-3.23.57","mysql-3.23.58","mysql-4.0.1","mysql-4.0.10","mysql-4.0.11","mysql-4.0.12","mysql-4.0.13","mysql-4.0.14","mysql-4.0.15","mysql-4.0.16","mysql-4.0.17","mysql-4.0.18","mysql-4.0.19","mysql-4.0.2","mysql-4.0.20","mysql-4.0.21","mysql-4.0.22","mysql-4.0.23","mysql-4.0.24","mysql-4.0.25","mysql-4.0.26","mysql-4.0.27","mysql-4.0.28","mysql-4.0.3","mysql-4.0.30","mysql-4.0.4","mysql-4.0.5","mysql-4.0.6","mysql-4.0.7","mysql-4.0.8","mysql-4.0.9","mysql-4.1.0","mysql-4.1.1","mysql-4.1.10","mysql-4.1.10a","mysql-4.1.10b","mysql-4.1.11","mysql-4.1.12","mysql-4.1.13","mysql-4.1.13a","mysql-4.1.14","mysql-4.1.15","mysql-4.1.16","mysql-4.1.18","mysql-4.1.19","mysql-4.1.2","mysql-4.1.20","mysql-4.1.21","mysql-4.1.22","mysql-4.1.23","mysql-4.1.24","mysql-4.1.3","mysql-4.1.4","mysql-4.1.5","mysql-4.1.6","mysql-4.1.7","mysql-4.1.8","mysql-4.1.9","mysql-5.0.0","mysql-5.0.1","mysql-5.0.10","mysql-5.0.10a","mysql-5.0.11","mysql-5.0.12","mysql-5.0.13","mysql-5.0.14","mysql-5.0.15","mysql-5.0.16","mysql-5.0.16a","mysql-5.0.17","mysql-5.0.17b","mysql-5.0.18","mysql-5.0.19","mysql-5.0.19a","mysql-5.0.2","mysql-5.0.2-alpha","mysql-5.0.20","mysql-5.0.20a","mysql-5.0.21","mysql-5.0.22","mysql-5.0.23","mysql-5.0.24","mysql-5.0.24a","mysql-5.0.25","mysql-5.0.26","mysql-5.0.27","mysql-5.0.28","mysql-5.0.3","mysql-5.0.30","mysql-5.0.32","mysql-5.0.33","mysql-5.0.34","mysql-5.0.36","mysql-5.0.37","mysql-5.0.38","mysql-5.0.4","mysql-5.0.40","mysql-5.0.41","mysql-5.0.42","mysql-5.0.44","mysql-5.0.45","mysql-5.0.46","mysql-5.0.48","mysql-5.0.5","mysql-5.0.50","mysql-5.0.51","mysql-5.0.51a","mysql-5.0.52","mysql-5.0.54","mysql-5.0.54a","mysql-5.0.56","mysql-5.0.58","mysql-5.0.6","mysql-5.0.60","mysql-5.0.60sp1","mysql-5.0.62","mysql-5.0.64","mysql-5.0.66","mysql-5.0.66a","mysql-5.0.66sp1","mysql-5.0.67","mysql-5.0.68","mysql-5.0.7","mysql-5.0.70","mysql-5.0.72","mysql-5.0.72sp1","mysql-5.0.74","mysql-5.0.74sp1","mysql-5.0.75","mysql-5.0.76","mysql-5.0.77","mysql-5.0.78","mysql-5.0.79","mysql-5.0.8","mysql-5.0.80","mysql-5.0.81","mysql-5.0.82","mysql-5.0.82sp1","mysql-5.0.83","mysql-5.0.84","mysql-5.0.84sp1","mysql-5.0.85","mysql-5.0.86","mysql-5.0.87","mysql-5.0.87sp1","mysql-5.0.88","mysql-5.0.9","mysql-5.0.90","mysql-5.0.91","mysql-5.0.92","mysql-5.0.93","mysql-5.0.94","mysql-5.0.95","mysql-5.0.96","mysql-5.1.11","mysql-5.1.12","mysql-5.1.13","mysql-5.1.14","mysql-5.1.14-ndb-6.1.0","mysql-5.1.15","mysql-5.1.15-ndb-6.1.1","mysql-5.1.15-ndb-6.1.10","mysql-5.1.15-ndb-6.1.11","mysql-5.1.15-ndb-6.1.12","mysql-5.1.15-ndb-6.1.13","mysql-5.1.15-ndb-6.1.14","mysql-5.1.15-ndb-6.1.15","mysql-5.1.15-ndb-6.1.16","mysql-5.1.15-ndb-6.1.19","mysql-5.1.15-ndb-6.1.2","mysql-5.1.15-ndb-6.1.20","mysql-5.1.15-ndb-6.1.21","mysql-5.1.15-ndb-6.1.22","mysql-5.1.15-ndb-6.1.23","mysql-5.1.15-ndb-6.1.3","mysql-5.1.15-ndb-6.1.5","mysql-5.1.15-ndb-6.1.6","mysql-5.1.15-ndb-6.1.7","mysql-5.1.15-ndb-6.1.8","mysql-5.1.15-ndb-6.1.9","mysql-5.1.16","mysql-5.1.16-ndb-6.2.0","mysql-5.1.17","mysql-5.1.18","mysql-5.1.18-ndb-6.2.1","mysql-5.1.18-ndb-6.2.2","mysql-5.1.19","mysql-5.1.19-ndb-6.2.3","mysql-5.1.1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