Security readout for executives and security teams
Plain-English summary
This is an old SGI IRIX local privilege escalation in the ordist command. A person with local access could potentially gain root privileges, giving full control of an affected legacy system. Business urgency depends on whether IRIX systems still exist in production, labs, or archives.
Executive priority
Treat as high priority only if SGI IRIX systems remain operational. Unsupported legacy hosts with local users or network-adjacent access should be isolated, remediated, or retired.
Technical view
The CVE describes a buffer overflow in SGI IRIX ordist leading to root privileges. CVSS v3.1 is 8.4 with local attack vector, low complexity, no privileges, no user interaction, and high confidentiality, integrity, and availability impact. Source metadata is sparse and affected product fields are listed as n/a.
Likely exposure
Exposure is likely limited to legacy SGI IRIX environments where ordist is installed or reachable locally. Modern mainstream systems are not indicated as affected in the supplied sources.
Exploitation context
The supplied data does not show CISA KEV inclusion or cited evidence of active exploitation. The risk is local privilege escalation after gaining local access to an affected IRIX host.
Researcher notes
Evidence is limited: the bundle names ordist on SGI IRIX and provides CVSS data, but does not enumerate affected versions or fixes. CWE-125 is listed, while the description states buffer overflow; validate classification against original advisories if available.
Mitigation direction
- Inventory any SGI IRIX hosts and confirm whether ordist exists.
- Check SGI or vendor guidance for historical patches or supported workarounds.
- Restrict local shell access to legacy IRIX systems.
- Retire or isolate unsupported IRIX systems where remediation cannot be confirmed.
Validation and detection
- Locate IRIX assets in production, lab, and archival networks.
- Confirm ordist presence and patch status against vendor records.
- Review who can obtain local access to affected hosts.
- Check system logs for suspicious local privilege activity.
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.
CWE-125: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-1999-0029 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
- High
- CVSS
- 8.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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 vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H2.55.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.4HighVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0029CVE 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.
Out-of-bounds Read
Out-of-bounds Read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.