Medium severity4.9NVD Advisory· Published Jul 21, 2021· Updated Jun 17, 2026
CVE-2021-2437
CVE-2021-2437
Description
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.25 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 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
Affected products
14- osv-coords10 versionspkg:rpm/almalinux/mysqlpkg:rpm/almalinux/mysql-errmsgpkg:rpm/almalinux/mysql-serverpkg:rpm/almalinux/mecab-ipadicpkg:rpm/almalinux/mecab-ipadic-EUCJPpkg:rpm/almalinux/mecabpkg:rpm/almalinux/mysql-commonpkg:rpm/almalinux/mysql-develpkg:rpm/almalinux/mysql-libspkg:rpm/almalinux/mysql-test
< 8.0.26-1.module_el8.4.0+2532+b8928c02+ 9 more
- (no CPE)range: < 8.0.26-1.module_el8.4.0+2532+b8928c02
- (no CPE)range: < 8.0.26-1.module_el8.4.0+2532+b8928c02
- (no CPE)range: < 8.0.26-1.module_el8.4.0+2532+b8928c02
- (no CPE)range: < 2.7.0.20070801-16.module_el8.5.0+33+8bc5f36a
- (no CPE)range: < 2.7.0.20070801-16.module_el8.5.0+33+8bc5f36a
- (no CPE)range: < 0.996-1.module_el8.4.0+2532+b8928c02.9
- (no CPE)range: < 8.0.26-1.module_el8.4.0+2532+b8928c02
- (no CPE)range: < 8.0.26-1.module_el8.4.0+2532+b8928c02
- (no CPE)range: < 8.0.26-1.module_el8.4.0+2532+b8928c02
- (no CPE)range: < 8.0.26-1.module_el8.4.0+2532+b8928c02
8.0.25 and prior+ 2 more
- (no CPE)range: 8.0.25 and prior
- (no CPE)range: <=8.0.25
- cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*range: >=8.0.0,<=8.0.25
- cpe:2.3:a:netapp:oncommand_insight:-:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
2- security.netapp.com/advisory/ntap-20210723-0001/nvdThird Party Advisory
- www.oracle.com/security-alerts/cpujul2021.htmlnvdVendor Advisory
News mentions
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