VDB
CVE-2020-2921
CVE-2020-2921
PUBLISHED
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Group Replication Plugin). Supported versions that are affected are 8.0.19 and prior. Difficult to exploit 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 4.4 (Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H).
EPSS 0.26% · 49.4th percentile
Risk Scores
EPSS Score
0.26%
49.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:14.04:LTS | mysql-5.5 | 5.5.60-0ubuntu0.14.04.1, 5.5.34-0ubuntu1, 5.5.34-0ubuntu2 |
| Ubuntu:16.04:LTS | percona-server-5.6 | 5.6.22-rel71.0-0ubuntu2, 5.6.22-rel71.0-0ubuntu4.1, * |
| Ubuntu:20.04:LTS | mysql-8.0 | 8.0.17-0ubuntu2, 8.0.17-0ubuntu3, 8.0.18-0ubuntu3 |
| Ubuntu:16.04:LTS | percona-xtradb-cluster-5.6 | 5.6.21-25.8-0ubuntu2, 5.6.21-25.8-0ubuntu3, 5.6.21-25.8-0ubuntu3.2 |
Exploit Intelligence
- cve_db.json (github-poc)
- cve_db.json (github-poc)
- cve_db.json (github-poc)
- cve_db.json (github-poc)
- cve_db.json (github-poc)
- cve_db.json (github-poc)
- cve_db.json (github-poc)
Timeline
- Apr 14, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-2921 third-party-advisory
- https://www.oracle.com/security-alerts/cpuapr2020.html#AppendixMSQL third-party-advisory
- https://ubuntu.com/security/notices/USN-4350-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-2921 third-party-advisory