How severe is CVE-2023-5056?

CVE-2023-5056 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-5056 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5056?

CVE-2023-5056 affects Redhat Service Interconnect. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-5056?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-5056 published?

CVE-2023-5056 was published on 2023-12-18 and last updated on 2026-06-17.

CVE-2023-5056

CVE-2023-5056 is a medium-severity vulnerability in Redhat Service Interconnect with a CVSS 3.x base score of 6.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Severity: Medium (CVSS 3.x base score 6.8)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Redhat Service Interconnect
Published: 2023-12-18
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2023-5056?: 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.
How severe is CVE-2023-5056?: CVE-2023-5056 has a CVSS 3.x base score of 6.8, rated medium severity. It is exploitable over an adjacent network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-5056 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5056?: CVE-2023-5056 affects Redhat Service Interconnect. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-5056?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-5056 published?: CVE-2023-5056 was published on 2023-12-18 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:redhat:service_interconnect:1.0:*:*:*:*:*:*:*

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