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CVE-2023-5056

15
FAUCET Score

CVE-2023-5056 is a medium-severity flaw in the Skupper operator affecting Red Hat Enterprise Linux and Red Hat Service Interconnect. This vulnerability allows an authenticated attacker in an adjacent cluster to create a service account, enabling unauthorized viewing of deployments across all namespaces. The attack requires low privileges and network access, resulting in a low impact on confidentiality. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
1.0CPE matchmatch criteria
cpe:2.3:a:redhat:service_interconnect:1.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.8MEDIUM

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
2.3
Impact Score
4.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.27%
Probability of exploitation in next 30 days
EPSS Percentile
19.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0027 is in the 30th percentile among its peer group of 314 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (7)

redhatpatch availablevia redhat_api
Product: Service Interconnect 1 for RHEL 9Fixed in: service-interconnect/skupper-operator-bundle:1.4.3-6
View patch
redhatpatch availablevia redhat_api
Product: Service Interconnect 1 for RHEL 9Fixed in: service-interconnect/skupper-config-sync-rhel9:1.4.3-5
View patch
redhatpatch availablevia redhat_api
Product: Service Interconnect 1 for RHEL 9Fixed in: service-interconnect/skupper-flow-collector-rhel9:1.4.3-5
View patch
redhatpatch availablevia redhat_api
Product: Service Interconnect 1 for RHEL 9Fixed in: service-interconnect/skupper-site-controller-rhel9:1.4.3-6
View patch
redhatpatch availablevia redhat_api
Product: Service Interconnect 1 for RHEL 9Fixed in: service-interconnect/skupper-router-rhel9:2.4.3-3
View patch
redhatpatch availablevia redhat_api
Product: Service Interconnect 1 for RHEL 9Fixed in: service-interconnect/skupper-service-controller-rhel9:1.4.3-4
View patch
redhatvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2023-5056Important

skupper-operator: privelege escalation via config map

Oct 26, 2023

References

access.redhat.com / errata/RHSA-2023:6219
Vendor Advisory
access.redhat.com / security/cve/CVE-2023-5056
Vendor Advisory
bugzilla.redhat.com / show_bug.cgi
Issue Tracking