An issue was discovered in Couchbase Server before 7.0.4. Sample bucket loading may leak internal user passwords during a failure.

Couchbase Server 6.6.x through 7.x before 7.0.4 exposes Sensitive Information to an Unauthorized Actor.

metakv in Couchbase Server 7.0.0 uses Cleartext for Storage of Sensitive Information. Remote Cluster XDCR credentials can get leaked in debug logs. Config key tombstone purging was added in Couchbase Server 7.0.0. This issue happens when a config key, which is being logged, has a tombstone purger time-stamp attached to it.

Couchbase Server before 6.6.3 and 7.x before 7.0.2 stores Sensitive Information in Cleartext. The issue occurs when the cluster manager forwards a HTTP request from the pluggable UI (query workbench etc) to the specific service. In the backtrace, the Basic Auth Header included in the HTTP request, has the "@" user credentials of the node processing the UI request.

Couchbase Server 6.5.x, 6.6.0 through 6.6.2, and 7.0.0, has a Buffer Overflow. A specially crafted network packet sent from an attacker can crash memcached.

Couchbase Server 6.5.x, 6.6.x through 6.6.2, and 7.0.0 has a Buffer Overflow. A specially crafted network packet sent from an attacker can crash memcached.

An issue was discovered in Couchbase Server 5.x and 6.x through 6.6.1 and 7.0.0 Beta. Incorrect commands to the REST API can result in leaked authentication information being stored in cleartext in the debug.log and info.log files, and is also shown in the UI visible to administrators.