Security readout for executives and security teams
Plain-English summary
oVirt Engine 3.2 may create some files so any local user can write to them when running on Linux kernels 3.1 or newer. That can weaken integrity of management-plane files. The public bundle does not provide CVSS, named files, exploit activity, or a specific patch, so urgency depends on whether this legacy stack exists in the estate.
Executive priority
Prioritize discovery if legacy oVirt infrastructure may remain in production. Escalate remediation for systems managing virtualization or sensitive workloads, because writable management files can create integrity risk even without confirmed exploitation.
Technical view
The issue is an ovirt-engine 3.2 permission flaw caused by an upstream Linux kernel behavior change affecting Python os.chmod() when mode -1 is passed. On Linux kernel 3.1+, certain files are created world-writable. The source bundle does not identify exact paths, privileges required, or a vendor-fixed version.
Likely exposure
Exposure appears limited to ovirt-engine 3.2 deployments running on Linux kernel 3.1 or newer. This is a legacy-specific condition; organizations without that exact management stack are unlikely to be affected based on the provided sources.
Exploitation context
The provided bundle does not show CISA KEV listing, public exploitation, or proof-of-concept details. Treat this as a local integrity and operational hygiene concern unless vendor or incident evidence shows active abuse.
Researcher notes
The public evidence is sparse: no CVSS, CWE, exact file list, exploit prerequisites, or fixed version are included. The core lead is the chmod(-1) behavior change on Linux kernel 3.1+ interacting with ovirt-engine 3.2 file creation.
Mitigation direction
- Inventory ovirt-engine 3.2 systems and confirm kernel versions.
- Check Red Hat or oVirt guidance for supported updates or workarounds.
- Review permissions on files created or managed by ovirt-engine.
- Remove world-writable permissions where vendor guidance confirms it is safe.
- Retire or upgrade unsupported oVirt Engine 3.2 deployments.
Validation and detection
- Confirm whether any host runs ovirt-engine 3.2 on Linux kernel 3.1 or newer.
- Inspect ovirt-engine-created files for world-writable permissions.
- Review change history for unexpected modifications to management files.
- Document any affected files and compare them with vendor guidance.
- Recheck after remediation that affected files are no longer world-writable.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2013-4367 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-4367CVE reference · x_refsource_MISC
- https://access.redhat.com/security/cve/cve-2013-4367CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.