CVE-2023-1636Incomplete container isolation
- 6.0MediumCVSS base score
- 0.48%Exploitation in 30 daysEPSS · top 58% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
A vulnerability was found in OpenStack Barbican containers. This vulnerability is only applicable to deployments that utilize an all-in-one configuration. Barbican containers share the same CGROUP, USER, and NET namespace with the host system and other OpenStack services. If any service is compromised, it could gain access to the data transmitted to and from Barbican.
Timeline
ID reserved
By redhat
- 6 months later
· 6 months later
Published
- 12 months later
· 12 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| redhatCNA (assigner) | 3.1 | Medium6.0 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:L |
| NVDNVD · Modified | 3.1 | Medium5.0 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N |
- EPSS (exploitation in 30 days)
- 0.48% · top 58% of all CVEs (14 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.0.
Affected products
openstack-barbican
All versions: affected
Red Hat · Red Hat OpenStack Platform 13 (Queens)
All versions: unaffected
Red Hat · Red Hat OpenStack Platform 16.1
All versions: affected
Red Hat · Red Hat OpenStack Platform 16.2
All versions: affected
Red Hat · Red Hat OpenStack Platform 17.0
All versions: affected
All versions: affected
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- PyPIbarbicanGHSA-6rx9-c2rh-3qv4 (opens in a new tab)
References
References2
- https://access.redhat.com/security/cve/CVE-2023-1636 (opens in a new tab)vdb-entryx_refsource_REDHATx_transferred
- RHBZ#2181765 (opens in a new tab)issue-trackingx_refsource_REDHATx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2023-2450 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-6rx9-c2rh-3qv4 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2023-1636)Record last updated .