VDB
CVE-2021-2481
CVE-2021-2481
PUBLISHED
CVSS 6.5 MEDIUM
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.26 and prior. Easily exploitable vulnerability allows low 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 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
EPSS 2.35% · 83.6th percentile
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
2.35%
83.6th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | mysql-8.0 | 8.0.19-0ubuntu3, 8.0.18-0ubuntu4, 8.0.26-0ubuntu0.20.04.3 |
| Ubuntu:16.04:LTS | percona-xtradb-cluster-5.6 | 5.6.37-26.21-0ubuntu0.16.04.1, 0, 5.6.21-25.8-0ubuntu2 |
| Ubuntu:14.04:LTS | mysql-5.5 | 5.5.60-0ubuntu0.14.04.1, 5.5.61-0ubuntu0.14.04.1, 5.5.58-0ubuntu0.14.04.1 |
| Ubuntu:16.04:LTS | percona-server-5.6 | 0, 5.6.22-rel71.0-0ubuntu4.1, 5.6.22-rel71.0-0ubuntu4 |
| Ubuntu:22.04:LTS | mysql-8.0 | 0, 8.0.26-0ubuntu1 |
Timeline
- Oct 20, 2021 CVE Published
- Oct 21, 2021 EPSS Score
- Dec 17, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 11, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Apr 9, 2022 EPSS Score
- Jun 4, 2022 EPSS Score
- Sep 27, 2022 EPSS Score
- Nov 22, 2022 EPSS Score
- Jan 18, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
References
- https://www.oracle.com/security-alerts/cpuoct2021.html third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-2481 third-party-advisory
- https://ubuntu.com/security/CVE-2021-2481 advisory
- https://ubuntu.com/security/notices/USN-5123-1 advisory