Vulnerability in Mariadb
CVE-2020-14812
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Locking). Supported versions that are affected are 5.6.49 and prior, 5.7.31 and prior and 8.0.21 and prior. Easily exploitable vulnerability allows high privileged 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 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
EPSS: 0.029 (85.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.9 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/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
- Oracle Corporation Mysql Server — versions 5.6.49 and prior, 5.7.31 and prior, 8.0.21 and prior
- Debian Debian_linux — versions 9.0
- Fedoraproject Fedora — versions 31, 32, 33
Public proof-of-concept exploits
References
- secalert_us@oracle.com (x_refsource_MISC, Vendor Advisory)
- 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)
- secalert_us@oracle.com (x_refsource_FEDORA, vendor-advisory)
- secalert_us@oracle.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert_us@oracle.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2020-14812?
- CVE-2020-14812 is a medium-severity vulnerability in Mariadb. CVSS score: 4.9/10. Published 2020-10-21.
- How severe is CVE-2020-14812?
- Medium severity. CVSS v3 base score is 4.9 out of 10.
- Is CVE-2020-14812 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.