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**Name of the Vulnerable Software and Affected Versions** Apache HBase versions 0.98 through 0.98.12.0 Apache HBase versions 1.0 through 1.0.1.0 Apache HBase versions 1.1 through 1.1.0.0 **Description** The issue allows remote attackers to cause a denial of service, obtain sensitive information, or modify data via unspecified client traffic due to incorrect ACLs for ZooKeeper coordination state. **Recommendations** For Apache HBase versions 0.98 through 0.98.12.0, update to version 0.98.12.1 or later. For Apache HBase versions 1.0 through 1.0.1.0, update to version 1.0.1.1 or later. For Apache HBase versions 1.1 through 1.1.0.0, update to version 1.1.0.1 or later.