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cve[email protected]CVE-2021-2166
HistoryApr 22, 2021 - 10:15 p.m.

CVE-2021-2166

2021-04-2222:15:13
web.nvd.nist.gov
220
4
cve-2021-2166
oracle
mysql
server
vulnerability
dos
exploitable
network access
cvss 3.1

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

EPSS

0.002

Percentile

53.6%

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: DML). Supported versions that are affected are 5.7.33 and prior and 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).

Affected configurations

Vulners
NVD
Node
oraclemysql_serverRange5.0.0โ€“5.7.33
OR
oraclemysql_serverRange8.0.0โ€“8.0.23
VendorProductVersionCPE
oraclemysql_server*cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
oraclemysql_server*cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "MySQL Server",
    "vendor": "Oracle Corporation",
    "versions": [
      {
        "status": "affected",
        "version": "5.7.33 and prior"
      },
      {
        "status": "affected",
        "version": "8.0.23 and prior"
      }
    ]
  }
]

References

Social References

More

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS3

4.9

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

EPSS

0.002

Percentile

53.6%