VDB
CVE-2020-2921
CVE-2020-2921
PUBLISHED
CVSS 4.400000095367432 MEDIUM
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 1.82% · 78.4th percentile
Risk Scores
CVSS 3.0
4.400000095367432
CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:H
EPSS Score
1.82%
78.4th 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 |
Timeline
- Apr 14, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Dec 29, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 2, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 4, 2022 EPSS Score
- Sep 9, 2022 EPSS Score
- Nov 11, 2022 EPSS Score
References
- https://www.oracle.com/security-alerts/cpuapr2020.html#AppendixMSQL third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-2921 third-party-advisory
- https://ubuntu.com/security/CVE-2020-2921 advisory
- https://ubuntu.com/security/notices/USN-4350-1 advisory