QID 352862

Date Published: 2021-11-15

QID 352862: Amazon Linux Security Advisory for mysql57: ALAS-2021-1544

Vulnerability in the mysql server product of oracle mysql (component: server: optimizer).
Supported versions that are affected are 5.7.34 and prior and 8.0.25 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). (
( CVE-2021-2342) vulnerability in the mysql server product of oracle mysql (component: server: replication).
Difficult to exploit 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 as well as unauthorized update, insert or delete access to some of mysql server accessible data.
Cvss 3.1 base score 5.9 (integrity and availability impacts).
Cvss vector: (cvss:3.1/av:n/ac:h/pr:l/ui:n/s:u/c:n/i:l/a:h). (
( CVE-2021-2356) vulnerability in the mysql server product of oracle mysql (component: innodb).
Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise mysql server.
Cvss 3.1 base score 4.4 (availability impacts).
Cvss vector: (cvss:3.1/av:n/ac:h/pr:h/ui:n/s:u/c:n/i:n/a:h). (
( CVE-2021-2372) vulnerability in the mysql server product of oracle mysql (component: server: replication).

Allows unauthorized disclosure of information; allows unauthorized modification; allows disruption of service.

  • CVSS V3 rated as Medium - 5.9 severity.
  • CVSS V2 rated as Medium - 4.9 severity.
    • Solution
    Please refer to Amazon advisory: ALAS-2021-1544 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 352862

    CVE-2021-2385 | CVE-2021-2372 | CVE-2021-2356 | CVE-2021-2342 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS-2021-1544 Amazon Linux URL Logo alas.aws.amazon.com/ALAS-2021-1544.html
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