SARA / Free Tools / CVE / CVE-2023-5056

CVE-2023-5056 — A flaw was found in the Skupper operator, which may permit a certain configurati

A flaw was found in the Skupper operator, which may permit a certain configuration to create a service account that would allow an authenticated attacker in the adjacent cluster to view deployments in all namespaces in the cluster. This issue permits unauthorized viewing of infor

CVSS
6.8 MEDIUM
EPSS
0.05% (top 84.90%)
CWE
CWE-862
Published
2023-12-18T13:43:07.807Z
Last modified
2025-11-20T07:02:56.903Z
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

01What is this vulnerability?

A flaw was found in the Skupper operator, which may permit a certain configuration to create a service account that would allow an authenticated attacker in the adjacent cluster to view deployments in all namespaces in the cluster. This issue permits unauthorized viewing of information outside of the user's purview.

02Affected products

VendorProductVersions
Red HatService Interconnect 1 for RHEL 91.4.3-5
Red HatService Interconnect 1 for RHEL 91.4.3-5
Red HatService Interconnect 1 for RHEL 91.4.3-6
Red HatService Interconnect 1 for RHEL 92.4.3-3
Red HatService Interconnect 1 for RHEL 91.4.3-4
Red HatService Interconnect 1 for RHEL 91.4.3-6

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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