Couchbase Server 6.6
Couchbase Server 6.6
The Couchbase Server 6.6 reached end of service life on Jan 31, 2023 — Couchbase Server no longer ships security patches or fixes for it. Our third-party support keeps it safe to run: 24/7 engineers manage issues, remediate vulnerabilities, and help you maintain compliance.
24/7 engineers own your Couchbase Server 6.6 incidents end to end.
Mitigation and patch-around guidance when the vendor no longer ships fixes.
Controls evidence and documentation that keep auditors satisfied.
Specifications
- product
- couchbase-server
- release
- 6.6
- product Label
- Couchbase Server
- release Label
- 6.6
- codename
- lts
- latest Version
- 6.6.6
- release Date
- 2020-08-12
- maintained
- source Url
- https://endoflife.date/couchbase-server
Lifecycle Dates
- End of Service Life
- Jan 31, 2023
- Last OEM Support
- Jan 31, 2023
OEM vs. 3rd Party Support
See how third-party support compares to the vendor contract for Couchbase Server 6.6 — monitoring, break/fix, vulnerability work, operations and compliance, before and after EOSL.
| Feature | OEM Support | 3rd Party Support |
|---|---|---|
| Post-EOSL Support | ||
| Break/Fix Support | Until EOSL | |
| 24/7 Monitoring | ||
| Vulnerability Scanning & Remediation | ||
| Managed Operations | ||
| Procedure & Configuration Review | ||
| Compliance & Audit Documentation | Limited | |
| Discounted Migration to Other Platforms |
Why Choose 3rd Party Support for Couchbase Server 6.6?
Vulnerability Remediation
Scanning, mitigation and patch-around guidance for Couchbase Server 6.6 when the vendor no longer ships fixes.
Compliance Maintenance
Procedure review, controls evidence and the documentation auditors ask for — maintained continuously, not scrambled at audit time.
24/7 Expert Support
Engineers who know this release monitor, manage and fix issues around the clock — break/fix to managed operations.
Couchbase Server 6.6 Support: Frequently Asked Questions
Is the Couchbase Server 6.6 still supported?
Couchbase Server ended support for the Couchbase Server 6.6 on Jan 31, 2023 — no more patches or fixes from the vendor. Third-party support keeps it covered: our engineers manage issues, remediate vulnerabilities, and help you maintain compliance for as long as you run it.
When is the Couchbase Server 6.6 end of service life (EOSL) date?
Couchbase Server lists the end of service life for the Couchbase Server 6.6 as Jan 31, 2023.
Can I keep using the Couchbase Server 6.6 after its EOSL date?
Yes. EOSL means Couchbase Server stops issuing patches and support — the software itself keeps running. Third-party support covers it from there: issue management, security vulnerability remediation, and the compliance documentation auditors ask for, for as long as you choose to run it.
How much does third-party support for the Couchbase Server 6.6 cost?
Typically 40-70% below the OEM maintenance renewal price. Exact pricing depends on quantity, service level and location — request a quote and we respond within 24 hours.
Known Vulnerabilities Affecting Couchbase Server 6.6
42 published CVEs affect the Couchbase Server 6.6, including 26 rated critical or high severity. Couchbase Server no longer ships security patches for this release — our engineers provide mitigation guidance, workarounds and hardening support.
| CVE | Severity | CVSS | Published | Summary |
|---|---|---|---|---|
| CVE-2023-49931 | CRITICAL | 9.8 | Feb 29, 2024 | An issue was discovered in Couchbase Server before 7.2.4. SQL++ cURL calls to /diag/eval are not sufficiently restricted. |
| CVE-2021-35943 | CRITICAL | 9.8 | Sep 29, 2021 | Couchbase Server 6.5.x and 6.6.x through 6.6.2 has Incorrect Access Control. Externally managed users are not prevented from using an empty password, per RFC4513. |
| CVE-2022-32559 | CRITICAL | 9.1 | Jun 14, 2022 | An issue was discovered in Couchbase Server before 7.0.4. Random HTTP requests lead to leaked metrics. |
| CVE-2024-0519 | HIGH | 8.8 | Jan 16, 2024 | Out of bounds memory access in V8 in Google Chrome prior to 120.0.6099.224 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High) |
| CVE-2023-3079 | HIGH | 8.8 | Jun 5, 2023 | Type confusion in V8 in Google Chrome prior to 114.0.5735.110 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High) |
| CVE-2023-2033 | HIGH | 8.8 | Apr 14, 2023 | Type confusion in V8 in Google Chrome prior to 112.0.5615.121 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High) |
| CVE-2018-15728 | HIGH | 8.8 | Aug 24, 2018 | Couchbase Server exposed the '/diag/eval' endpoint which by default is available on TCP/8091 and/or TCP/18091. Authenticated users that have 'Full Admin' role assigned could send arbitrary Erlang code to the 'diag/eval' endpoint of the API and the code would subsequently be executed in the underlying operating system with privileges of the user which was used to start Couchbase. Affects Version: 4.0.0, 4.1.2, 4.5.1, 5.0.0, 4.6.5, 5.0.1, 5.1.1, 5.5.0, 5.5.1. Fix Version: 6.0.0, 5.5.2 |
| CVE-2023-50437 | HIGH | 8.6 | Feb 29, 2024 | An issue was discovered in Couchbase Server before 7.2.x before 7.2.4. otpCookie is shown with full admin on pools/default/serverGroups and engageCluster2. |
| CVE-2022-42951 | HIGH | 8.1 | Feb 6, 2023 | An issue was discovered in Couchbase Server 6.5.x and 6.6.x before 6.6.6, 7.x before 7.0.5, and 7.1.x before 7.1.2. During the start-up of a Couchbase Server node, there is a small window of time (before the cluster management authentication has started) where an attacker can connect to the cluster manager using default credentials. |
| CVE-2025-46619 | HIGH | 7.6 | Apr 30, 2025 | A security issue has been discovered in Couchbase Server before 7.6.4 and fixed in v.7.6.4 and v.7.2.7 for Windows that could allow unauthorized access to sensitive files. Depending on the level of privileges, this vulnerability may grant access to files such as /etc/passwd or /etc/shadow. |
| CVE-2023-43768 | HIGH | 7.5 | Mar 27, 2024 | An issue was discovered in Couchbase Server 6.6.x through 7.2.0, before 7.1.5 and 7.2.1. Unauthenticated users may cause memcached to run out of memory via large commands. |
| CVE-2024-23302 | HIGH | 7.5 | Feb 29, 2024 | Couchbase Server before 7.2.4 has a private key leak in goxdcr.log. |
| CVE-2023-49338 | HIGH | 7.5 | Feb 28, 2024 | Couchbase Server 7.1.x and 7.2.x before 7.2.4 does not require authentication for the /admin/stats and /admin/vitals endpoints on TCP port 8093 of localhost. |
| CVE-2023-36667 | HIGH | 7.5 | Nov 8, 2023 | Couchbase Server 7.1.4 before 7.1.5 and 7.2.0 before 7.2.1 allows Directory Traversal. |
| CVE-2023-25016 | HIGH | 7.5 | Feb 6, 2023 | Couchbase Server before 6.6.6, 7.x before 7.0.5, and 7.1.x before 7.1.2 exposes Sensitive Information to an Unauthorized Actor. |
| CVE-2022-32556 | HIGH | 7.5 | Jul 21, 2022 | An issue was discovered in Couchbase Server before 7.0.4. A private key is leaked to the log files with certain crashes. |
| CVE-2022-33173 | HIGH | 7.5 | Jul 12, 2022 | An algorithm-downgrade issue was discovered in Couchbase Server before 7.0.4. Analytics Remote Links may temporarily downgrade to non-TLS connection to determine the TLS port number, using SCRAM-SHA instead. |
| CVE-2022-32557 | HIGH | 7.5 | Jun 14, 2022 | An issue was discovered in Couchbase Server before 7.0.4. The Index Service does not enforce authentication for TCP/TLS servers. |
| CVE-2022-32192 | HIGH | 7.5 | Jun 13, 2022 | Couchbase Server 5.x through 7.x before 7.0.4 exposes Sensitive Information to an Unauthorized Actor. |
| CVE-2022-32564 | HIGH | 7.5 | Jun 13, 2022 | An issue was discovered in Couchbase Server before 7.0.4. In couchbase-cli, server-eshell leaks the Cluster Manager cookie. |
Showing the 20 most severe of 42 known CVEs.
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