CVE-2022-21308: Oracle MySQL Cluster Data Node Heap-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 heap-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 | >=8.0.0<=8.0.27 | |
| NetApp OnCommand Insight | ||
| NetApp OnCommand Workflow Automation | ||
| Oracle MySQL Cluster |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2022-21308?
The severity of CVE-2022-21308 is critical, with a severity value of 9.8.
Which versions of Oracle MySQL Cluster are affected by CVE-2022-21308?
Oracle MySQL Cluster versions 8.0.27 and prior are affected by CVE-2022-21308.
Is CVE-2022-21308 difficult to exploit?
CVE-2022-21308 is a difficult to exploit vulnerability.
What can a high privileged attacker do with CVE-2022-21308?
A high privileged attacker with access to the physical communication segment can perform remote code execution.
Where can I find more information about CVE-2022-21308?
You can find more information about CVE-2022-21308 at the following references: [Reference 1](https://www.oracle.com/security-alerts/cpujan2022.html), [Reference 2](https://www.zerodayinitiative.com/advisories/ZDI-22-093/), [Reference 3](https://security.netapp.com/advisory/ntap-20220121-0008/)
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