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CVE-2016-6663

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Date: December 13, 2016

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 5.6.32-78-1, and 5.7.x before 5.7.14-8; and Percona XtraDB Cluster before 5.5.41-37.0, 5.6.x before 5.6.32-25.17, and 5.7.x before 5.7.14-26.17 allows local users with certain permissions to gain privileges by leveraging use of my_copystat by REPAIR TABLE to repair a MyISAM table.

Language: C

Severity Score

Severity Score

Weakness Type (CWE)

Race Conditions

CWE-362

Top Fix

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Upgrade Version

Upgrade to version Oracle MySQL - 5.5.52,5.6.33,5.7.15,8.0.1;MariaDB - 5.5.52,10.0.28,10.1.18;Percona Server - 5.5.51-38.2,5.6.32-78-1,5.7.14-8;Percona XtraDB Cluster - 5.5.41-37.0,5.6.32-25.17,5.7.14-26.17

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CVSS v3

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privilegs Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL
Additional information:

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