VulnerabilityModified
CVE-2021-37842
Remote Cluster XDCR credentials can get leaked in debug logs.
HIGH 7.5EPSS 0.61%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.61%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.61% probability · 47th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-312
- Affected
- couchbase/couchbase server
- Source
- cve@mitre.org
References
- https://docs.couchbase.com/server/current/release-notes/relnotes.htmlRelease Notes, Vendor Advisory
- https://www.couchbase.com/alertsVendor Advisory
- https://docs.couchbase.com/server/current/release-notes/relnotes.htmlRelease Notes, Vendor Advisory
- https://www.couchbase.com/alertsVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.