5.5
CVSSv2

CVE-2021-1998

Published: 20/01/2021 Updated: 07/11/2023
CVSS v2 Base Score: 5.5 | Impact Score: 4.9 | Exploitability Score: 8
CVSS v3 Base Score: 3.8 | Impact Score: 2.5 | Exploitability Score: 1.2
VMScore: 490
Vector: AV:N/AC:L/Au:S/C:N/I:P/A:P

Vulnerability Summary

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.20 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 update, insert or delete access to some of MySQL Server accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Server. CVSS 3.1 Base Score 3.8 (Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:L).

Vulnerability Trend

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Vendor Advisories

Debian Bug report logs - #980795 Security fixes from the January 2021 CPU Package: src:mysql-80; Maintainer for src:mysql-80 is Debian MySQL Maintainers <pkg-mysql-maint@listsaliothdebianorg>; Reported by: Lars Tangvald <larstangvald@oraclecom> Date: Fri, 22 Jan 2021 11:45:01 UTC Severity: grave Tags: fixed-up ...