Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2009-4441

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
28/12/2009
Last modified:
09/04/2025

Description

Directory Proxy Server (DPS) in Sun Java System Directory Server Enterprise Edition 6.0 through 6.3.1 does not enable the SO_KEEPALIVE socket option, which makes it easier for remote attackers to cause a denial of service (connection slot exhaustion) via multiple connections, aka Bug Id 6782659.

Impact

Vector 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 5.00 MEDIUM
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
5.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
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:*:*:*:*:*:*
cpe:2.3:a:sun:java_system_directory_server:6.3.1:enterprise:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools