{"id":"CVE-2021-37842","aliases":["EUVD-2021-24321","GHSA-8w77-53f9-9p5h"],"status":"published","title":"metakv in Couchbase Server 7.0.0 uses Cleartext for Storage of Sensitive Information. Remote...","description":"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.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00608,"percentile":0.4959,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-312"],"published":"2021-11-02T11:39:24Z","modified":"2026-06-17T04:01:11Z","products":[{"vendor":"couchbase","product":"couchbase_server"}],"references":[{"url":"https://docs.couchbase.com/server/current/release-notes/relnotes.html","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://www.couchbase.com/alerts","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-37842"},{"url":"https://github.com/advisories/GHSA-8w77-53f9-9p5h"}],"sources":{"cve":[{"id":"CVE-2021-37842","description":"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.","status":"published","published":"2021-11-02T11:39:24Z","modified":"2024-08-04T01:30:09.145Z","updated_at":"2026-11-02T14:32:58.028461Z"}],"euvd":[{"id":"EUVD-2021-24321","description":"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.","status":"published","published":"2021-11-02T11:39:24Z","modified":"2024-08-04T01:30:09Z","updated_at":"2026-11-03T03:24:26.118239Z"}],"ghsa":[{"id":"GHSA-8w77-53f9-9p5h","title":"metakv in Couchbase Server 7.0.0 uses Cleartext for Storage of Sensitive Information. Remote...","description":"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.","status":"published","published":"2022-05-24T19:19:28Z","modified":"2023-01-30T05:03:33Z","cwes":["CWE-312"],"updated_at":"2026-11-02T14:46:51.868413Z"}],"nvd":[{"id":"CVE-2021-37842","description":"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.","status":"published","published":"2021-11-02T12:15:07.773Z","modified":"2026-06-17T04:01:11.39Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-312"],"updated_at":"2026-11-02T14:07:00.549994Z"}]}}