Security readout for executives and security teams
This flaw affects older IBM AIX systems using NFSv4. A security setting meant to restrict NFS access, nfs_portmon, may not be enforced correctly, allowing remote users to bypass intended share restrictions. Business risk depends on whether affected AIX versions still host sensitive NFSv4 shares. Exposure is most likely in legacy AIX environments running NFSv4 shares and relying on nfs_portmon for access restrictions. Public internet exposure is not established in the provided sources. Treat as a legacy infrastructure risk. Prioritize if affected AIX systems host sensitive file shares or are reachable beyond tightly controlled networks. Absence of KEV evidence lowers emergency urgency, but unsupported systems should be remediated or isolated. Mitigation focus: Check IBM APARs and the NFSv4 security advisory for official fixes.; Prioritize affected AIX 5.3 and 6.1 systems hosting NFSv4 shares.; Restrict network access to NFS services to trusted hosts only..
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
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ATT&CK lookup starting points
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CVE-2009-3517 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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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
- oval:org.mitre.oval:def:6366CVE reference · vdb-entry, signature
Products and packages named in the record
CWE details
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