Bluechi: privilege escalation in bluechi via unrestricted cross-node systemd dependencies
Priority LOW 33CWE-863Published · Updated
Key facts
- Attack vector
- Physical
- Privileges required
- High
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-863.
Summary
A 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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00209 11th percentileScored 2026-11-07
Fix Fixed BlueChi (Eclipse Foundation): 1.0.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Eclipse Foundation | BlueChi | before 1.0.0 | 1.0.0 | Patch available | CNA |
- BlueChi VendorEclipse Foundation Affected before 1.0.0 Fixed in 1.0.0 Patch available CNA
Remediation
- Fix · CNA BlueChi (Eclipse Foundation) Fixed in 1.0.0
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2025-2515
- 2026-10-03 Alias added: GHSA-hcr2-46j7-rjhp
References
Other 5
- https://access.redhat.com/security/cve/CVE-2025-2515
- RHBZ#2353313
- https://github.com/eclipse-bluechi/bluechi/commit/fe0d28301ce2bd45f0b1d8a98a94efef799fbc73#diff-64140c83db42a8888f346a40de293b80f79ebf7d75ce4137b22567e360bce607
- https://github.com/eclipse-bluechi/bluechi/issues/1069
- https://github.com/eclipse-bluechi/bluechi/pull/1073
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Sources
- CVE-2025-2515 · CVE Program
- CVE-2025-2515 · NVD
- FIRST EPSS
- GHSA-hcr2-46j7-rjhp · GitHub Advisory Database · CC BY 4.0
- CVE-2025-2515 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences