Management information base (MIB) for a 3Com SuperStack II hub running software version 2.10 contains an object identifier (.1.3.6.1.4.1.43.10.4.2) that is accessible by a read-only community string, but lists the entire table of community strings, which could allow attackers to conduct unauthorized activities.
Conclusion & alert: CVE-1999-1513 is rated Moderate Risk (52.6/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.15%). 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% | 1.15% | +0.66% |
| 2 | 2025-03-17 | 1.50% | 0.49% | -1.01% |
| 3 | 2024-02-17 | — | 1.50% | — |
Full EPSS history (6 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 | Product | Version | Raw CPE |
|---|---|---|---|
| 3com | superstack_ii_hub | 2.10 | cpe:2.3:h:3com:superstack_ii_hub:2.10:*:*:*:*:*:*:* |