Security readout for executives and security teams
Plain-English summary
CVE-2002-0887 is an old local file-overwrite issue in scoadmin on Caldera/SCO OpenServer 5.0.5 and 5.0.6. A user who already has local access may be able to abuse temporary file handling to overwrite files. Business urgency depends on whether these legacy systems still exist in production.
Executive priority
Treat as a legacy-platform risk. Prioritize discovery first. If affected systems support critical operations or have many local users, isolate or retire them and seek vendor-specific remediation guidance.
Technical view
The CVE describes a symlink attack against scoadmin temporary files, demonstrated using log files. The reported impact is arbitrary file overwrite by local users on OpenServer 5.0.5 and 5.0.6. The source bundle does not provide CVSS, CWE, patch details, or confirmed privilege-escalation outcome.
Likely exposure
Exposure is likely limited to organizations still running Caldera/SCO OpenServer 5.0.5 or 5.0.6 with local user access. Internet exposure is not indicated by the sources.
Exploitation context
No active exploitation is reported in the provided sources, and the CVE is not listed as KEV. Exploitation requires local access and relies on unsafe temporary file handling through symlinks.
Researcher notes
Available public data is sparse. The CVE description names scoadmin, OpenServer 5.0.5/5.0.6, symlink-based temporary file abuse, and arbitrary file overwrite. It does not name a patch, advisory, CVSS score, or exploit-in-the-wild evidence.
Mitigation direction
- Identify any Caldera/SCO OpenServer 5.0.5 or 5.0.6 systems.
- Check SCO/Caldera or support-channel guidance for historical patches or workarounds.
- Restrict local shell access to trusted administrators only.
- Review permissions and usage of scoadmin on affected hosts.
- Plan retirement or isolation of unsupported legacy OpenServer systems.
Validation and detection
- Inventory hosts for OpenServer 5.0.5 and 5.0.6.
- Confirm whether scoadmin is installed and used.
- Review vendor records for applied maintenance or security updates.
- Check local account lists for unnecessary interactive users.
- Review logs for unusual scoadmin activity or unexpected file changes.
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-2002-0887 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
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.