SSH 1.2.25 on HP-UX allows access to new user accounts.
Conclusion & alert: CVE-1999-0310 is rated Moderate Risk (55.7/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.49%). 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 | 0.49% | 1.49% | +1.00% |
| 2 | 2025-03-17 | 1.50% | 0.49% | -1.01% |
| 3 | 2024-02-08 | — | 1.50% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
alpine
|
— | CVE-1999-0310: no source package rows; 0 state rows across 0 repos (none); fixed 0, open 0. | https://security.alpinelinux.org/vuln/CVE-1999-0310 |