Buffer overflow in the IBM Lotus Notes Intellisync ActiveX control in lnresobject.dll in BlackBerry Desktop Manager in Research In Motion (RIM) BlackBerry Desktop Software before 5.0.1 allows remote attackers to execute arbitrary code via a crafted web page. NOTE: some of these details are obtained from third party information.
Conclusion & alert: CVE-2009-0306 is rated High Risk (67.6/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 3.87%). 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 | 2026-03-26 | 4.33% | 3.87% | -0.46% |
| 2 | 2025-03-30 | 5.53% | 4.33% | -1.20% |
| 3 | 2025-03-29 | — | 5.53% | — |
Full EPSS history (13 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 | Product | Version | Raw CPE |
|---|---|---|---|
| rim | blackberry_desktop_software | <= 5.0 | cpe:2.3:a:rim:blackberry_desktop_software:*:*:*:*:*:*:*:* |
| ibm | lotus_notes_intellisync | — | cpe:2.3:a:ibm:lotus_notes_intellisync:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://www.blackberry.com/btsc/search.do?cmd=displayKC&docType=kc&externalId=KB19701 | Patch Vendor Advisory |
| http://www.securityfocus.com/bid/36903 | |
| http://www.vupen.com/english/advisories/2009/3133 | Patch Vendor Advisory |