Security readout for executives and security teams
This is a legacy IBM DB2 local-code-execution flaw. A local user can trigger a stack buffer overflow in libdb2.so by supplying an overly long DB2LPORT environment variable. Business urgency depends on whether DB2 7.x or 8.1 still exists in your estate and whether non-administrators can access those hosts. Exposure is most likely on legacy servers still running IBM DB2 7.x or 8.1. Risk is higher where shared users, application accounts, or contractors have local access to DB2 hosts. Internet-facing exposure is not indicated by the supplied sources. Treat this as a legacy-system exposure check, not a broad emergency. If DB2 7.x or 8.1 remains in production, prioritize remediation because local code execution on database servers can support privilege abuse and lateral movement. Mitigation focus: Identify and retire or upgrade IBM DB2 7.x and 8.1 installations.; Review IBM APAR IY62042 and current IBM guidance for applicable fixes.; Restrict local shell access on DB2 servers to trusted administrators..
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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Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2005-4864 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
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
- db2-db2lport-bo(17616)CVE reference · vdb-entry, x_refsource_XF
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.