lpusers as included with SCO OpenServer 5.0 through 5.0.6 allows a local attacker to gain additional privileges via a buffer overflow attack in the '-u' command line parameter.
Conclusion & alert: CVE-2001-0576 is rated Exploit Available (57.3/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.55%). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 20739 | exploit_db | edb | 2001-03-27 | Exploit-DB ↗ |
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 | 2026-02-08 | 0.26% | 0.55% | +0.29% |
| 2 | 2025-03-30 | 0.39% | 0.26% | -0.13% |
| 3 | 2025-03-29 | — | 0.39% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.6 | 2.0 | MEDIUM |
|
3.9 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| sco | openserver | <= 5.0.6 | cpe:2.3:o:sco:openserver:*:*:*:*:*:*:*:* |