Bluechi: privilege escalation in bluechi via unrestricted cross-node systemd dependencies

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Summary

CVECVE-2025-2515
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-12-24 17:15:47 UTC
Updated2026-06-29 21:16:35 UTC
DescriptionA vulnerability was found in BlueChi, a multi-node systemd service controller used in RHIVOS. This flaw allows a user with root privileges on a managed node (qm) to create or override systemd service unit files that affect the host node. This issue can lead to privilege escalation, unauthorized service execution, and potential system compromise.

Risk And Classification

Primary CVSS: v3.1 7.2 HIGH from [email protected]

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

EPSS: 0.001780000 probability, percentile 0.075410000 (date 2026-07-01)

Problem Types: CWE-863 | CWE-863 Incorrect Authorization

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary7.2HIGHCVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
3.1CNACVSS7.2HIGHCVSS:3.1/AV:P/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Physical
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Eclipse Foundation BlueChi affected 1.0.0 semver Not specified

References

ReferenceSourceLinkTags
github.com/eclipse-bluechi/bluechi/pull/1073 [email protected] github.com
bugzilla.redhat.com/show_bug.cgi [email protected] bugzilla.redhat.com
github.com/eclipse-bluechi/bluechi/commit/fe0d28301ce2bd45f0b1d8a98a94ef... [email protected] github.com
access.redhat.com/security/cve/CVE-2025-2515 [email protected] access.redhat.com
github.com/eclipse-bluechi/bluechi/issues/1069 [email protected] github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Red Hat would like to thank Thibault Guittet (RedHat) and Todd Cullum (RedHat) for reporting this issue. (en)

Additional Advisory Data

SourceTimeEvent
CNA2025-03-19T07:30:32.905ZReported to Red Hat.
CNA2025-10-23T12:40:38.752ZMade public.
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