Unspecified vulnerability in the dynamic loader in HP HP-UX B.11.11, B.11.23, and B.11.31 allows local users to gain privileges or cause a denial of service via unknown vectors.
Conclusion & alert: CVE-2011-2398 is rated Low Risk (35.3/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.31%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
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 | 0.04% | 0.31% | +0.27% |
| 2 | 2023-03-07 | 1.28% | 0.04% | -1.24% |
| 3 | 2022-02-04 | — | 1.28% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.8 | 2.0 | MEDIUM |
|
3.1 | 10.0 | [email protected] |