CVE-2022-21356: Oracle MySQL Cluster Data Node Stack-based Buffer Overflow Remote Code Execution Vulnerability
First published: Wed Jan 19 2022(Updated: )
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Oracle MySQL Cluster. Authentication is not required to exploit this vulnerability. The specific flaw exists within the processing of Data Node jobs. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the service account.
Credit: secalert_us@oracle.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Oracle MySQL Cluster | ||
| MySQL | >=7.4.0<=7.4.34 | |
| MySQL | >=7.5.0<=7.5.24 | |
| MySQL | >=7.6.0<=7.6.20 | |
| MySQL | >=8.0.0<=8.0.27 | |
| NetApp OnCommand Insight | ||
| NetApp OnCommand Workflow Automation |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2022-21356?
The severity of CVE-2022-21356 is critical with a CVSS score of 9.8.
Which versions of Oracle MySQL Cluster are affected by CVE-2022-21356?
Oracle MySQL Cluster versions 7.4.34 and prior, 7.5.24 and prior, 7.6.20 and prior, and 8.0.27 and prior are affected by CVE-2022-21356.
What is the component affected by CVE-2022-21356 in Oracle MySQL Cluster?
The component affected by CVE-2022-21356 in Oracle MySQL Cluster is Cluster: General.
Is CVE-2022-21356 difficult to exploit?
Yes, CVE-2022-21356 is considered a difficult to exploit vulnerability.
What can a high privileged attacker with physical access do due to CVE-2022-21356?
A high privileged attacker with physical access can execute remote code due to CVE-2022-21356.
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