CVE-2022-21326
Published: 19 January 2022
Summary
CVE-2022-21326 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
Vulnerability CVE-2022-21326 affects the Cluster: General component of Oracle MySQL Cluster in versions 7.4.34 and prior, 7.5.24 and prior, 7.6.20 and prior, and 8.0.27 and prior. It is rated with a CVSS 3.1 base score of 6.3 and described as difficult to exploit, with impacts to confidentiality, integrity, and availability that could allow cluster takeover.
An attacker must be high-privileged and have access to the physical communication segment attached to the hardware running MySQL Cluster. Successful exploitation also requires human interaction from a person other than the attacker and results in full takeover of the MySQL Cluster.
Oracle addressed the issue in its January 2022 Critical Patch Update, with corresponding advisories published by NetApp and the Zero Day Initiative. The EPSS score has remained flat at a peak of 0.1143 since disclosure, indicating no material increase in observed exploitation interest.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-26551
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…
more
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.