Vulnerability in Mariadb
CVE-2016-6663
Race condition in Oracle MySQL before 5.5.52, 5.6.x before 5.6.33, 5.7.x before 5.7.15, and 8.x before 8.0.1; MariaDB before 5.5.52, 10.0.x before 10.0.28, and 10.1.x before 10.1.18; Percona Server before 5.5.51-38.2, 5.6.x before 5.6.32-7…
Vulnerability class: Race Condition
EPSS: 0.026 (85.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Mariadb
- Oracle Mysql — versions 8.0
- Percona Percona_server
- Percona Xtradb_cluster
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- RHSA-2016:2749 (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)
- RHSA-2017:0184 (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- 20161101 MySQL / MariaDB / PerconaDB - Privilege Escalation / Race Condition Exploit [CVE-2016-6663 / OCVE-2016-5616] (mailing-list, x_refsource_FULLDISC, Mailing List, Third Party Advisory)
- RHSA-2016:2131 (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- cve@mitre.org (x_refsource_CONFIRM, Release Notes, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Vendor Advisory)
- cve@mitre.org (x_refsource_CONFIRM, Patch, Vendor Advisory)
- 40678 (Exploit, exploit, Third Party Advisory, VDB Entry, x_refsource_EXPLOIT-DB)
Frequently asked questions
- What is CVE-2016-6663?
- CVE-2016-6663 is a high-severity vulnerability in Mariadb, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.0/10. Published 2016-12-13.
- How severe is CVE-2016-6663?
- High severity. CVSS v3 base score is 7.0 out of 10.
- Is CVE-2016-6663 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.