Unrated severityNVD Advisory· Published Dec 28, 2009· Updated Jun 16, 2026

CVE-2009-4440

Description

Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6.3.1 does not properly handle multiple client connections within a short time window, which allows remote attackers to hijack the backend connection of an authenticated user, and obtain the privileges of this user, by making a client connection in opportunistic circumstances, related to "long binds," aka Bug Ids 6828462 and 6823593.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Sun Corporation/Java System Directory Server4 versions
cpe:2.3:a:sun:java_system_directory_server:6.0:*:enterprise:*:*:*:*:*+ 3 more
- cpe:2.3:a:sun:java_system_directory_server:6.0:*:enterprise:*:*:*:*:*
- cpe:2.3:a:sun:java_system_directory_server:6.1:enterprise:*:*:*:*:*:*
- cpe:2.3:a:sun:java_system_directory_server:6.2:enterprise:*:*:*:*:*:*
- cpe:2.3:a:sun:java_system_directory_server:6.3:enterprise:*:*:*:*:*:*
Sun Corporation/Java System Directory Server Enterprise Editionllm-fuzzy
Range: >=6.0, <=6.3.1

Patches

Vulnerability mechanics

References

sunsolve.sun.com/search/document.donvdPatch
sunsolve.sun.com/search/document.donvdPatchVendor Advisory
secunia.com/advisories/37915nvd
www.securityfocus.com/bid/37481nvd
www.securitytracker.com/idnvd
www.vupen.com/english/advisories/2009/3647nvd

News mentions

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