Vulnerability in the passthru driver in SCO UnixWare 7.1.0 allows an attacker to cause a denial of service.
Conclusion & alert: CVE-2000-0349 is rated Moderate Risk (42/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.09%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.48% | 1.09% | +0.61% |
| 2 | 2025-03-17 | 0.22% | 0.48% | +0.26% |
| 3 | 2023-04-07 | — | 0.22% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| URL | Tags |
|---|---|
| ftp://ftp.sco.com/SSE/security_bulletins/SB-99.13a | Patch Vendor Advisory |