Array index error in RealNetworks RealPlayer 11.0 through 11.1, RealPlayer Enterprise 2.1.2, Mac RealPlayer 11.0 through 11.1, Linux RealPlayer 11.0.2.1744, and possibly HelixPlayer 1.0.6 and other versions, allows remote attackers to execute arbitrary code via a malformed Media Properties Header (aka MDPR) in a RealMedia file.
Conclusion & alert: CVE-2010-4384 is rated High Risk (65.2/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.95%). Mandatory action: High exploitation likelihood—assess exposure and prioritize 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 | 2025-03-30 | 2.63% | 1.95% | -0.68% |
| 2 | 2025-03-29 | 1.95% | 2.63% | +0.68% |
| 3 | 2025-03-17 | — | 1.95% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
critical | — | https://access.redhat.com/security/cve/CVE-2010-4384 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| realnetworks | realplayer | 11.0 | cpe:2.3:a:realnetworks:realplayer:11.0:*:*:*:*:*:*:* |
| realnetworks | realplayer | 11.0.1 | cpe:2.3:a:realnetworks:realplayer:11.0.1:*:*:*:*:*:*:* |
| realnetworks | realplayer | 11.0.2 | cpe:2.3:a:realnetworks:realplayer:11.0.2:*:*:*:*:*:*:* |
| realnetworks | realplayer | 11.0.3 | cpe:2.3:a:realnetworks:realplayer:11.0.3:*:*:*:*:*:*:* |
| realnetworks | realplayer | 11.0.4 | cpe:2.3:a:realnetworks:realplayer:11.0.4:*:*:*:*:*:*:* |
| realnetworks | realplayer | 11.0.5 | cpe:2.3:a:realnetworks:realplayer:11.0.5:*:*:*:*:*:*:* |
| realnetworks | realplayer | 11.1 | cpe:2.3:a:realnetworks:realplayer:11.1:*:*:*:*:*:*:* |
| realnetworks | realplayer | 11.0.2.1744 | cpe:2.3:a:realnetworks:realplayer:11.0.2.1744:*:*:*:*:*:*:* |
| realnetworks | realplayer | 2.1.2 | cpe:2.3:a:realnetworks:realplayer:2.1.2:*:enterprise:*:*:*:*:* |