CVE-2022-21336
Published: 19 January 2022
Summary
CVE-2022-21336 is a medium-severity an unspecified weakness vulnerability in Oracle Mysql. Its CVSS base score is 6.3 (Medium).
Operationally, ranked in the top 6.2% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
Deeper analysis
CVE-2022-21336 is a vulnerability in the Cluster: General component of Oracle MySQL Cluster. It affects supported versions 7.4.34 and earlier, 7.5.24 and earlier, 7.6.20 and earlier, and 8.0.27 and earlier. The flaw carries a CVSS 3.1 base score of 6.3 with the vector AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H, indicating impacts to confidentiality, integrity, and availability.
An attacker with high privileges who already has access to the physical network segment connected to the MySQL Cluster hardware can exploit the issue. Successful exploitation requires human interaction from another user and is rated difficult; when conditions are met, the attacker can achieve full takeover of the MySQL Cluster instance.
Oracle's January 2022 Critical Patch Update and related NetApp and Zero Day Initiative advisories address the issue and direct administrators to apply the available patches for the affected MySQL Cluster releases. The EPSS score remains flat at 0.1143 with no material increase after disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-26561
Vulnerability details
Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: General). Supported versions that are affected are 7.4.34 and prior, 7.5.24 and prior, 7.6.20 and prior and 8.0.27 and prior. Difficult to exploit vulnerability allows high privileged attacker with…
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access to the physical communication segment attached to the hardware where the MySQL Cluster executes to compromise MySQL Cluster. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of MySQL Cluster. CVSS 3.1 Base Score 6.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H).
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.