Security readout for executives and security teams
Plain-English summary
CVE-1999-1243 is a legacy SGI IRIX issue. In IRIX 6.0.1 and earlier, the Desktop Permissions Tool could let a local user change permissions on arbitrary files and gain higher privileges. Business urgency depends on whether any SGI IRIX systems remain in production, lab, or archival environments.
Executive priority
Prioritize this if legacy SGI IRIX systems still support business operations. It is a local privilege-escalation risk, not a broadly internet-facing issue based on current sources. If no IRIX assets exist, no direct action is needed beyond inventory confirmation.
Technical view
The CVE describes a local privilege escalation in the SGI Desktop Permissions Tool on IRIX 6.0.1 and earlier. The flaw allows local users to modify permissions for arbitrary files, enabling privilege gain. The provided sources do not name a CVSS score, CWE, patch, workaround, or affected CPEs.
Likely exposure
Exposure is likely limited to organizations still operating SGI IRIX 6.0.1 or earlier. This may include legacy engineering, research, manufacturing, or archival systems. Systems not running SGI IRIX are not indicated as affected by the provided sources.
Exploitation context
The provided sources describe local user exploitation only. They do not state remote exploitation, public exploit availability, or active exploitation. The CVE is not listed as KEV in the supplied bundle.
Researcher notes
Public details are sparse. The record identifies the product behavior and affected version boundary but lacks CVSS, CWE, patch metadata, and exploit-status evidence. Avoid assuming modern SGI systems or non-IRIX platforms are affected without additional vendor documentation.
Mitigation direction
- Inventory environments for SGI IRIX 6.0.1 or earlier systems.
- Check SGI or trusted archival vendor guidance for historical fixes or advisories.
- Restrict local shell access on affected IRIX systems.
- Limit use of the Desktop Permissions Tool where operationally possible.
- Isolate legacy IRIX hosts from untrusted users and networks.
Validation and detection
- Confirm operating system version on any SGI IRIX host.
- Identify whether the Desktop Permissions Tool is installed or used.
- Review local user accounts and interactive access permissions.
- Audit sensitive file permissions for unexpected changes.
- Document compensating controls if vendor fixes are unavailable.
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-1999-1243 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
- sgi-permissions(2113)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.