Vulnerability in Mariadb
CVE-2021-2389
Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). Supported versions that are affected are 5.7.34 and prior and 8.0.25 and prior. Difficult to exploit vulnerability allows unauthenticated 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 5.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H).
EPSS: 0.082 (94.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Mariadb
- Netapp Active_iq_unified_manager
- Netapp Oncommand_insight
- Netapp Oncommand_workflow_automation
- Netapp Snapcenter
- Oracle Mysql_server
- Oracle Corporation Mysql Server — versions 5.7.34 and prior, 8.0.25 and prior
- Fedoraproject Fedora — versions 34, 35
Public proof-of-concept exploits
References
- secalert_us@oracle.com (x_refsource_MISC, Vendor Advisory)
- secalert_us@oracle.com (VDB Entry, Third Party Advisory, x_refsource_MISC)
- secalert_us@oracle.com (x_refsource_CONFIRM, Third Party Advisory)
- secalert_us@oracle.com (x_refsource_FEDORA, vendor-advisory)
- secalert_us@oracle.com (x_refsource_FEDORA, vendor-advisory)
Frequently asked questions
- What is CVE-2021-2389?
- CVE-2021-2389 is a medium-severity vulnerability in Mariadb. CVSS score: 5.9/10. Published 2021-07-21.
- How severe is CVE-2021-2389?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2021-2389 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.