VDB
CVE-2021-2278
CVE-2021-2278
PUBLISHED
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.23 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).
EPSS 0.99% · 77.3th percentile
Risk Scores
EPSS Score
0.99%
77.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | percona-xtradb-cluster-5.6 | *, 5.6.37-26.21-0ubuntu0.16.04.2, 0 |
| Ubuntu:16.04:LTS | percona-server-5.6 | 5.6.22-rel71.0-0ubuntu4.1, 5.6.22-rel71.0-0ubuntu2, 5.6.22-rel71.0-0ubuntu4 |
| Ubuntu:20.04:LTS | mysql-8.0 | 8.0.19-0ubuntu5, 8.0.21-0ubuntu0.20.04.4, 8.0.18-0ubuntu4 |
| Ubuntu:14.04:LTS | mysql-5.5 | 0, 5.5.34-0ubuntu2, 5.5.35-0ubuntu1 |
Timeline
- Apr 20, 2021 CVE Published
- Apr 27, 2021 EPSS Score
- Sep 1, 2021 EPSS Score
- Nov 2, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Mar 6, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 9, 2022 EPSS Score
- Nov 11, 2022 EPSS Score
- Jan 13, 2023 EPSS Score
- Mar 16, 2023 EPSS Score
- Jul 19, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-2278 third-party-advisory
- https://access.redhat.com/security/cve/CVE-2021-2278 third-party-advisory
- https://ubuntu.com/security/notices/USN-4952-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-2278 third-party-advisory