Couchbase Server exposed the '/diag/eval' endpoint which by default is available on TCP/8091 and/or TCP/18091
Published Aug 24, 2018
8.8
HIGHCVSS 3.0
EPSS 2.92%
Description
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
Affected products
No data.
- n/a
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AV:N/AC:L/Au:S/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (25 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.92% (0.02918) | 86.54th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.92% (0.02918) | 85.18th | v5 (v2026.06.15) |
| Feb 8, 2026 | 3.93% (0.03930) | 88.04th | v4 (v2025.03.14) |
| Nov 21, 2025 | 1.42% (0.01420) | 80.00th | v4 (v2025.03.14) |
| Nov 18, 2025 | 4.64% (0.04637) | 88.21th | v4 (v2025.03.14) |
| Mar 30, 2025 | 1.25% (0.01252) | 77.50th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.83% (0.03832) | 80.00th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.32% (0.00322) | 70.93th | v3 (v2023.03.01) |
| Mar 19, 2024 | 0.32% (0.00322) | 70.01th | v3 (v2023.03.01) |
| Feb 21, 2024 | 0.46% (0.00457) | 74.60th | v3 (v2023.03.01) |
| Jan 15, 2024 | 0.46% (0.00457) | 72.59th | v3 (v2023.03.01) |
| Dec 24, 2023 | 0.46% (0.00463) | 72.76th | v3 (v2023.03.01) |
| Sep 5, 2023 | 1.31% (0.01314) | 84.29th | v3 (v2023.03.01) |
| Aug 18, 2023 | 1.85% (0.01853) | 86.83th | v3 (v2023.03.01) |
| Apr 21, 2023 | 1.93% (0.01929) | 86.87th | v3 (v2023.03.01) |
| Apr 9, 2023 | 2.05% (0.02054) | 87.30th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.65% (0.02645) | 88.71th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00890) | 30.33th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.89% (0.00890) | 28.64th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.89% (0.00890) | 26.62th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.89% (0.00890) | 12.04th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.83% (0.00833) | 24.58th | v1 |
| Jan 6, 2022 | 0.83% (0.00833) | 23.96th | v1 |
| Sep 1, 2021 | 0.83% (0.00833) | 57.50th | v1 |
| Apr 14, 2021 | 0.83% (0.00833) | 0.00th | v1 |
References (3)
- http://seclists.org/bugtraq/2018/Aug/49 mailing-listx_refsource_BUGTRAQExploitMailing ListThird Party Advisory
- http://www.securityfocus.com/bid/105157 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://www.couchbase.com/resources/security#SecurityAlerts x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| http://seclists.org/bugtraq/2018/Aug/49 | mailing-listx_refsource_BUGTRAQExploitMailing ListThird Party Advisory | |
| http://www.securityfocus.com/bid/105157 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://www.couchbase.com/resources/security#SecurityAlerts | x_refsource_MISC |
Change history (0)
No recorded changes yet.