Security readout for executives and security teams
Plain-English summary
CVE-1999-0338 describes a legacy IBM AIX issue where Licensed Program Product performance tools could let a local user gain root privileges. This is not described as remotely exploitable, but root access is a full system compromise if an attacker already has local access.
Executive priority
Treat this as a legacy high-impact local escalation risk. Prioritize systems with multiple users, third-party access, or unsupported AIX versions, but confirm exposure before emergency action.
Technical view
The public record states that AIX Licensed Program Product performance tools allow local users to gain root access. The bundle does not provide affected versions, CVSS, CWE classification, technical root cause, patch identifiers, or vendor remediation details.
Likely exposure
Exposure is most likely on legacy IBM AIX systems with the referenced Licensed Program Product performance tools installed. The source bundle does not identify exact versions or package names.
Exploitation context
No active exploitation is indicated in the provided sources, and the CVE is not listed as KEV. The described attack context is local privilege escalation, requiring local user access first.
Researcher notes
The record is sparse: it confirms local root escalation in AIX LPP performance tools but omits versions, affected package identifiers, exploit details, and fixes. Further analysis should rely on IBM historical advisories or support records.
Mitigation direction
- Check IBM AIX guidance for fixes or maintenance updates tied to this CVE.
- Inventory AIX hosts for the referenced performance tools.
- Restrict local shell access to trusted users only.
- Remove or disable unneeded performance tools where operationally safe.
- Prioritize hardening on shared or multi-user AIX systems.
Validation and detection
- Confirm whether any AIX systems remain in production or support scope.
- Identify hosts with Licensed Program Product performance tools installed.
- Review patch and maintenance history against IBM guidance.
- Verify local user access is limited and documented.
- Monitor privileged execution paths on affected AIX hosts.
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-1999-0338 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://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0338CVE 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.