VDB
CVE-2021-35644
CVE-2021-35644
PUBLISHED
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 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 0.44% · 63.4th percentile
Risk Scores
EPSS Score
0.44%
63.4th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:22.04:LTS | mysql-8.0 | 0, 8.0.26-0ubuntu1 |
| Ubuntu:16.04:LTS | percona-server-5.6 | 0, 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, 8.0.18-0ubuntu4 |
| Ubuntu:14.04:LTS | mysql-5.5 | 5.5.54-0ubuntu0.14.04.1, 5.5.55-0ubuntu0.14.04.1, 5.5.57-0ubuntu0.14.04.1 |
| Ubuntu:16.04:LTS | percona-xtradb-cluster-5.6 | 5.6.21-25.8-0ubuntu3, 5.6.34-26.19-0ubuntu0.16.04.1, 5.6.34-26.19-0ubuntu0.16.04.2 |
Timeline
- Oct 20, 2021 CVE Published
- Oct 21, 2021 EPSS Score
- Dec 16, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Apr 8, 2022 EPSS Score
- Jun 3, 2022 EPSS Score
- Jul 30, 2022 EPSS Score
- Sep 24, 2022 EPSS Score
- Nov 19, 2022 EPSS Score
- Jan 14, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-35644 third-party-advisory
- https://www.oracle.com/security-alerts/cpuoct2021.html third-party-advisory
- https://ubuntu.com/security/notices/USN-5123-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-35644 third-party-advisory